Coating machine

Claim 2

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both rolls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is located between the bottoms of the walls onto a workpiece; yieldable means operatively connected to the walls to yieldably urge the walls toward the roll; powered means operatively connected to the walls and actuable to overcome the force of said yieldable means and move the walls away from the roll; an energizable actuating device so connected to said powered means as to actuate said powered means in response to energization of the actuating device and to deactuate said powered means in response to deenergization of the actuating device, the deactuating of said actuating device by its deenergization enabling the yieldable means to move the walls against the roll; means operable in response to the energization of said actuating device to operate the rotating means; and means operable in response to the deenergization of the actuating device to terminate the operation of the rotating means.

Claim 3

The mechanism as defined in claim 1 wherein said yieldable means comprises: a first weight; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second weight; and second connecting means so connecting the second weight to the back wall as to urge the back wall toward the roll under the influence of the second weight.

Claim 4

The mechanism as defined in claim 2 wherein said powered means and the means operatively connecting said powered means to the walls comprise: a motor having two members relatively movable with respect to each other in a first direction in response to the energization of said actuating device and relatively movable with respect to each other in a second direction in response to the deenergization of said actuating device; means mounting one of said members to said first connecting means; and means mounting the other of said members to said second connecting means.

Claim 5

The mechanism as defined in claim 1 wherein said yieldable means and said powered means comprise: a rotatably mounted shaft; a first lever mounted for swinging movement about the shaft; a first lever mounted for swinging movement about the shaft; a first weight secured to the first lever; first connecting means so connecting the first weight to a first of said walls as to urge said first wall toward the roll under the influence of the first weight; a second lever secured to the shaft for unitary movement therewith; a second weight secured to the shaft for unitary movement therewith; second connecting means so connecting the shaft to the second of said walls as to urge said second wall toward the roll under the influence of the second weight; a moTor having two members relatively movable with respect to each other in a first direction in response to the energization of said actuating device and relatively movable with respect to each other in a second direction in response to the deenergization of said actuating device; means mounting one of said members to said first lever; and means mounting the other of said members to said second lever

Claim 6

The mechanism as defined in claim 1 wherein the rotating means rotates the roll in such a manner that its front moves downwardly and its back moves upwardly and further comprising: means so constructing and arranging the yieldable means and the means to terminate the operation of the rotating means that, in response to the deenergization of the actuating device, firstly the front wall is brought into engagement with the front of the roll, then the roll terminates its rotation, and then the back wall is brought into engagement with the back of the roll.

Claim 7

The mechanism as defined in claim 5 wherein said yieldable means comprises: a first weight; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second weight; second connecting means so connecting the second weight to the back wall as to urge the back wall toward the roll under the influence of the second weight; means so constructing and arranging the first and second weights and the first and second connecting means that the front wall is urged against the roll under a greater force than the back wall; and further comprising: an operating member having a first position and a second position; means so relating the operating member to the rotating means as to cause operation of the rotating means when the operating member is in said first position and to terminate operation of the rotating means when the operating member is in said second position; and means for shifting the operating member from said first position to said second position in response to the deenergization of the actuating device in such a manner as to cause the operating member to arrive at said second position between the engagements of the front and back walls with the roll.

Claim 8

The mechanism as defined in claim 6 wherein said powered means and the means operatively connecting said powered means to the walls comprise: a motor having two members relatively movable with respect to each other in a first direction in response to the energization of said actuating device and relatively movable with respect to each other in a second direction in response to the deenergization of said actuating device; means mounting one of said members to said first connecting means; and means mounting the other of said members to said second connecting means.

Claim 9

The mechanism as defined in claim 5 wherein said yieldable means and said powered means comprise: a rotatably mounted shaft; a first lever mounted for swinging movement about the shaft; a first weight secured to the first lever; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second lever mounted to the shaft for unitary movement therewith; a second weight secured to the shaft for unitary movement therewith; a second connecting means so connecting the shaft to the back wall as to urge the back wall toward the roll under the influence of the second weight; means so constructing and arranging the first and second weights and the first and second connecting means that the front wall is urged against the roll under a greater force than the back roll; a motor having two members relatively movable with respect to each other in a first direction in response to the energization of said actuating device and relatively movable with respect to each other in a second direction in response to the deenergization of said actuating device; means mounting one of said members to said first lever; means mounting the other of sAid members to said second lever; and further comprising: an operating member having a first position and a second position; means so relating the operating member to the rotating means as to cause operation of the rotating means when the operating member is in said first position and to terminate operation of the rotating means when the operating member is in said second position; and means for shifting the operating member from said first position to said second position in response to the deenergization of the actuating device in such a manner as to cause the operating member to arrive at said second position between the engagements of the front and back walls with the roll.

Claim 10

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both walls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is located between the bottoms of the walls onto a workpiece; a first weight; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second weight; second connecting means so connecting the second weight to the back wall as to urge the back wall toward the roll under the influence of the second weight; powered means operatively connected to the walls and actuable to overcome the forces of said weights and move the walls away from the roll; actuating means actuable to actuate said powered means, the deactuation of said actuating means enabling the weights to move the walls against the roll; means operable in correlation with the actuation of said actuating means to operate the rotating means; and means operable in correlation with the deactuation of the actuating means to terminate the operation of the rotating means.

Claim 11

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both walls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is located between the bottoms of the walls onto a workpiece; a first weight; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second weight; second connecting means so connecting the second weight to the back wall as to urge the back wall toward the roll under the influence of the second weight; powered means operatively connected to the walls and actuable to overcome the forces of said weights and move the walls away from the roll; actuating means actuable to actuate said powered means, the deactuation of said actuating means enabling the weights to move the walls against the roll; means operable in correlation with the actuation of said actuating means to operate the rotating means; and means operable in correlation with the deactuation of the actuating means to terminate the operation of the rotating means.

Claim 12

The mechanism as defined in claim 9 wherein said powered means and the means operatively connecting said powered means to the walls comprise: a motor having two members relatively movable with respect to each other in a first direction in response to the actuation of said actuating means and relatively movable with respect to each other in a second direction in response to the deactuation of said actuating means; means mounting one of said members to said first connecting means; and means mounting the other of said members to said second connecting means.

Claim 13

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both walls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is located between the bottoms of the walls onto a workpiece; a rotatably mounted shaft; a first lever mounted for swinging movement about the shaft; a first weight secured to the first lever; first connecting means so connecting the first weight to a first of said walls as to urge said first wall toward the roll under the influEnce of the first weight; a second lever secured to the shaft for unitary movement therewith; a second weight secured to the shaft for unitary movement therewith; second connecting means so connecting the shaft to the second of said walls as to urge said second wall toward the roll under the influence of the second weight; a motor having two members relatively movable with respect to each other in a first direction and relatively movable with respect to each other in a second direction; means so mounting one of said members to said first lever and so mounting the other of said members to said second lever that relative movement of the members in said first direction overcomes the forces of said weights and moves the walls away from the roll; actuating means actuable to actuate the motor to impart relative movement of the members in said first direction, the deactuation of said actuating means enabling the members to have relative movement in said second direction and the weights to move the walls against the roll; means operable in correlation with the actuation of said actuating means to operate the rotating means; and means operable in correlation with the deactuation of the actuating means to terminate the operation of the rotating means.

Claim 14

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both walls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is located between the bottoms of the walls onto a workpiece; a rotatably mounted shaft; a first lever mounted for swinging movement about the shaft; a first weight secured to the first lever; first connecting means so connecting the first weight to a first of said walls as to urge said first wall toward the roll under the influEnce of the first weight; a second lever secured to the shaft for unitary movement therewith; a second weight secured to the shaft for unitary movement therewith; second connecting means so connecting the shaft to the second of said walls as to urge said second wall toward the roll under the influence of the second weight; a motor having two members relatively movable with respect to each other in a first direction and relatively movable with respect to each other in a second direction; means so mounting one of said members to said first lever and so mounting the other of said members to said second lever that relative movement of the members in said first direction overcomes the forces of said weights and moves the walls away from the roll; actuating means actuable to actuate the motor to impart relative movement of the members in said first direction, the deactuation of said actuating means enabling the members to have relative movement in said second direction and the weights to move the walls against the roll; means operable in correlation with the actuation of said actuating means to operate the rotating means; and means operable in correlation with the deactuation of the actuating means to terminate the operation of the rotating means.

Claim 15

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it in such a manner that its front moves downwardly and its back moves upwardly; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both walls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is between the bottoms of the walls onto a workpiece; a first weight; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second weight; second connecting means so connecting the second weight to the back wall as to urge the back wall toward the roll under the influence of the second weight; means so constructing and arranging the first and second weights and the first and second connecting means that the front wall is urged against the roll under a greater force than the back wall; powered means operatively connected to the walls and actuable to overcome the force of said weights and move the walls away from the roll; actuating means actuable to actuate said powered means, the deactuation of said actuating means enabling the weights to so move the walls towards the roll that the front wall is brought into engagement with the roll before the back wall is brought into engagement with the roll; an operating member having a first position and a second position; means so relating the operating member to the rotating means as to cause operation of the rotating means when the operating member is in said first position and to terminate operation of the rotating means when the operating member is in said second position; and means for shifting the operating member from said first position to said second position concomitantly with the deactuation of the actuating means in such a manner as to cause the operating member to arrive at said second position between the engagements of the front and back walls with the roll whereby the roll terminates its rotation between the engagements of the front and back walls with the roll.

Claim 16

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it in such a manner that its front moves downwardly and its back moves upwardly; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both walls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is between the bottoms of the walls onto a workpiece; a first weight; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second weight; second connecting means so connecting the second weight to the back wall as to urge the back wall toward the roll under the influence of the second weight; means so constructing and arranging the first and second weights and the first and second connecting means that the front wall is urged against the roll under a greater force than the back wall; powered means operatively connected to the walls and actuable to overcome the force of said weights and move the walls away from the roll; actuating means actuable to actuate said powered means, the deactuation of said actuating means enabling the weights to so move the walls towards the roll that the front wall is brought into engagement with the roll before the back wall is brought into engagement with the roll; an operating member having a first position and a second position; means so relating the operating member to the rotating means as to cause operation of the rotating means when the operating member is in said first position and to terminate operation of the rotating means when the operating member is in said second position; and means for shifting the operating member from said first position to said second position concomitantly with the deactuation of the actuating means in such a manner as to cause the operating member to arrive at said second position between the engagements of the front and back walls with the roll whereby the roll terminates its rotation between the engagements of the front and back walls with the roll.

Claim 17

The mechanism as defined in claim 12 wherein said powered means and the means operatively connecting said powered means to the walls comprise: a motor having two members relatively movable with respect to each other in a first direction in response to the actuation of said actuating means and relatively movable with respect to each other in a second direction in response to the deactuation of said actuating means; means mounting one of said members to said first connecting means; and means mounting the other of said members to said second connecting means.

Claim 18

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it in such a manner that its front moves downwardly and its back moves upwardly; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both walls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is between the bottoms of the walls onto a workpiece; a rotatably mounted shaft; a first lever mounted for swinging movement about the shaft; a first weight secure to the first lever; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second lever secured to the shaft for unitary movement therewith; a second weight secured to the shaft for unitary movement therewith; second connecting means so connecting the shaft to the back wall as to urge the back wall toward the roll under the influence of the second weight; means so constructing and arranging the first and second weights and the first and second connecting means that the front roll is urged against the roll under a greater force than the back roll; a motor having two members relatively movable with respect to each other in a first direction and relatively movable with respect to each other in a second direction; means so mounting one of said members to said first lever and so mounting the other of said members to said second lever that relative movement of the members in said first direction overcomes the forces of said weights and moves the walls away from the roll; actuating means actuable to actuate the motor to impart relative movement of the members in said first direction, the deactuation of said first actuating means enabling the members to have relative movement in said second direction and the weights to so move the walls towards the roll that the front wall is brought into engagement with the roll before the back wall is brought into engagement with the roll; an operating member having a first position and a second position; means so relating the operating member to the rotating means as to cause operation of the rotating means when the rotating member is in said first position and to terminate operation of the rotating means when the operating member is in said second position; and means for shifting the operating member from said first position to said second position concomitantly with the deactuation of the actuating means in such a manner as to cause the operating member to arrive at said second position between the engagements of the front and back walls with the roll whereby the roll terminates its rotation between the engagements of the front and back walls with the roll.

Claim 19

An applicating mechanism comprising: a housing having an interior portion defined by a front wall and a back wall; an applicator roll mounted for rotation in the housing between said walls with its front facing the front wall and its back facing the back wall; rotating means connected to the roll and operable to rotate it in such a manner that its front moves downwardly and its back moves upwardly; means mounting the front wall for movement towards and away from the front of the roll; means mounting the back wall for movement towards and away from the back of the roll; means for supplying coating material into said housing interior portion above the roll so that, when both walls are spaced from the roll and the rotating means is operating to rotate the roll, the coating material may be transferred by the bottom of the roll that is between the bottoms of the walls onto a workpiece; a rotatably mounted shaft; a first lever mounted for swinging movement about the shaft; a first weight secure to the first lever; first connecting means so connecting the first weight to the front wall as to urge the front wall toward the roll under the influence of the first weight; a second lever secured to the shaft for unitary movement therewith; a second weight secured to the shaft for unitary movement therewith; second connecting means so connecting the shaft to the back wall as to urge the back wall toward the roll under the influence of the second weight; means so constructing and arranging the first and second weights and the first and second connecting means that the front roll is urged against the roll under a greater force than the back roll; a motor having two members relatively movable with respect to each other in a first direction and relatively movable with respect to each other in a second direction; means so mounting one of said members to said first lever and so mounting the other of said members to said second lever that relative movement of the members in said first direction overcomes the forces of said weights and moves the walls away from the roll; actuating means actuable to actuate the motor to impart relative movement of the members in said first direction, the deactuation of said first actuating means enabling the members to have relative movement in said second direction and the weights to so move the walls towards the roll that the front wall is brought into engagement with the roll before the back wall is brought into engagement with the roll; an operating member having a first position and a second position; means so relating the operating member to the rotating means as to cause operation of the rotating means when the rotating member is in said first position and to terminate operation of the rotating means when the operating member is in said second position; and means for shifting the operating member from said first position to said second position concomitantly with the deactuation of the actuating means in such a manner as to cause the operating member to arrive at said second position between the engagements of the front and back walls with the roll whereby the roll terminates its rotation between the engagements of the front and back walls with the roll.