Binding machine for materials such as carpets, carpet strips or the like

Claim 2

A binding machine for materials having an upper carpet surface and a lower basic surface such as carpets, carpet strips and the like, comprising: a machine frame provided with a drive motor; said motor driving a binding mechanism means including a substantially vertically guided straight needle; said binding mechanism being mounted on a base member or support means for lifting the region of the material to be bound with the material being maintained during binding in a position with the upper carpet surface up; said machine frame being provided with a holder for the supply of a single binding thread introduced via the straight needle from above; means for carrying the material to be bound through the binding mechanism means; said binding mechanism including a looping mechanism means for looping said single thread; said machine frame with said motor, said carrier means and said binding mechanism means forming an integral, compact, portable unit operable by means of at least one hand grip to guide the binding machine along the outside edge of the material to be bound; said support means for lifting the region of the edge of the material being bound being of a relatively low or flat to the floor configuration relative to the configuration of the machine frame, and being short in the direction in which the material is carried through the machine; said carrying means having roller means mounted on the edges of an upper portion of said support means for guiding the lower basic surface of the material to be bound which is partially arched up to the upper surface of said support means from the flat to the floor position during binding; and, runners mounted to the lower portion of said support means for enabling movement of said machine on a floor.

Claim 3

A binding machine in accordance with claim 1 which performs a binding operation with only one thread.

Claim 4

A binding machine in accordance with claim 1 including an inner rounding edge guide which displays a curvature pointing away from the edge of the material to be bound.

Claim 5

A binding machine in accordance with claim 3 wherein said inner rounding edge guide forms part of the guide for a binding strip.

Claim 6

A binding machine in accordance with claim 3 wherein a removable straight guide is provided which normally covers the inner rounding edge guide, at least partially.

Claim 7

A binding machine for materials such as carpets, carpet strips and the like, comprising: a machine frame provided with a drive motor; p1 said motor driving a binding mechanism means including a substantially vertically guided straight needle; said binding mechanism being mounted on a base member or support means for lifting the region of the material to be bound; said machine frame being provided with a first holder for the supply of a single binding thread introduced via the straight needle from above; means for carrying the material to be bound through the binding mechanism means; said binding mechanism including a looping mechanism means for looping said thread; said machine frame with said motor, said carrier means and said binding mechanism means forming an integral, compact, portable unit operable by means of at least one hand grip to guide the binding machine along the outside edge of the material to be bound; said support means for lifting the region of the edge of the material being bound being of a relatively low or flat to the floor configuration relative to the configuration of the machine frame; a transmission for driving said binding mechanism; a needle rod for carrying said needle; a needle guide for said needle rod; said motor, said transmission, said needle guide and said needle rod installed together in a column-shaped portion of the machine frame having greater height than basis dimensions and standing erect in the direction of said needle axis said support means having a length that is less than the height of the column shaped portion. said support means being attached on the bottom of said column-shaped portion of the machine frame, pointing into a first direction; said first holder for the supply of binding thread being mounted on the side of said column-shaped portion, and projecting from the bottom part of said column-shaped portion into a direction opposed to said first direction; said first holder holding said supply of binding thread parallel to and beside said column-shaped portion; and, a second holder for binding strip being arranged beneath said first holder for said binding thread.

Claim 8

A binding machine for materials such as carpets, carpet strips and the like, comprising: a machine frame provided with a drive motor; p1 said motor driving a binding mechanism means including a substantially vertically guided straight needle; said binding mechanism being mounted on a base member or support means for lifting the region of the material to be bound; said machine frame being provided with a first holder for the supply of a single binding thread introduced via the straight needle from above; means for carrying the material to be bound through the binding mechanism means; said binding mechanism including a looping mechanism means for looping said thread; said machine frame with said motor, said carrier means and said binding mechanism means forming an integral, compact, portable unit operable by means of at least one hand grip to guide the binding machine along the outside edge of the material to be bound; said support means for lifting the region of the edge of the material being bound being of a relatively low or flat to the floor configuration relative to the configuration of the machine frame; a transmission for driving said binding mechanism; a needle rod for carrying said needle; a needle guide for said needle rod; said motor, said transmission, said needle guide and said needle rod installed together in a column-shaped portion of the machine frame having greater height than basis dimensions and standing erect in the direction of said needle axis said support means having a length that is less than the height of the column shaped portion. said support means being attached on the bottom of said column-shaped portion of the machine frame, pointing into a first direction; said first holder for the supply of binding thread being mounted on the side of said column-shaped portion, and projecting from the bottom part of said column-shaped portion into a direction opposed to said first direction; said first holder holding said supply of binding thread parallel to and beside said column-shaped portion; and, a second holder for binding strip being arranged beneath said first holder for said binding thread.

Claim 9

A binding machine in accordance with claim 6 wherein said motor drives a horizontal transmission shaft by means of a bevel gear drive, said horizontal transmission shaft being provided with means for driving said binding mechanism means and said carrier means.

Claim 10

A binding machine in accordance with claim 6, which performs a binding operation with only one thread.

Claim 11

A binding machine in accordance with claim 6, including an inner rounding edge guide which displays a curvature pointing away from the edge of the material to be bound.

Claim 12

A binding machine in accordance with claim 9, wherein said inner rounding edge guide forms a part of the guide for a binding strip.

Claim 13

A binding machine in accordance with claim 9, wherein a removable straight guide is provided which normally covers the inner rounding edge guide, at least partially.

Claim 14

A binding machine for materials such as carpets, carpet strips and the like, comprising: a machine frame provided with a drive motor; said motor driving a binding mechanism means including a substantially vertically guided straight needle; said binding mechanism being mounted on a base member or support means for lifting the region of the material to be bound; said machine frame being provided with a holder for the supply of a single binding thread introduced via the straight needle from above; means for carrying the material to be bound through the binding mechanism means; said binding mechanism including a looping mechanism means for looping said single thread; said binding mechanism including a gripper means for grasping a thread loop formed by said needle after said needle passes through the material, said gripper moving said loop around a guide means extending along and covering the edge of the material to be bound and placing said loop on the other side of the material in such a position that said needle pierces the loop during the next pass through the material; said gripper means mounted so as to swivel on a shaft slanted with respect to the binding direction, whereby said gripper means, viewed in the direction of motion of the material relative to the machine, is located behind said needle when gripping the thread loop and passes in front of said needle on the other side of said material; and said guide means ending closely behind the needle's position when viewed in said direction of motion.

Claim 15

A binding machine for materials such as carpets, carpet strips and the like, comprising: a machine frame provided with a drive motor; said motor driving a binding mechanism means including a substantially vertically guided straight needle; said binding mechanism being mounted on a base member or support means for lifting the region of the material to be bound; said machine frame being provided with a holder for the supply of a single binding thread introduced via the straight needle from above; means for carrying the material to be bound through the binding mechanism means; said binding mechanism including a looping mechanism means for looping said single thread; said binding mechanism including a gripper means for grasping a thread loop formed by said needle after said needle passes through the material, said gripper moving said loop around a guide means extending along and covering the edge of the material to be bound and placing said loop on the other side of the material in such a position that said needle pierces the loop during the next pass through the material; said gripper means mounted so as to swivel on a shaft slanted with respect to the binding direction, whereby said gripper means, viewed in the direction of motion of the material relative to the machine, is located behind said needle when gripping the thread loop and passes in front of said needle on the other side of said material; and said guide means ending closely behind the needle's position when viewed in said direction of motion.

Claim 16

A binding machine in accordance with claim 12 which produces a binding having on one side two thread segments emerging from a first needle hole (67), said thread segments running toward the edge and around the edge to the other side where one of said thread segments forms a current loop about a following second needle hole, one of the thread segments (72) coming from the first needle hole (67) and running on said other side through one leg of the current loop and a leg (70) of the previous loop holds said thread segments down while the other leg (71) of the current loop as well as a leg (70) of the next loop is gripped and held by the other of said thread segments (72') running on said other side from said second needle hole (67') to a third needle hole (67'').

Claim 17

A binding machine in accordance with claim 12 wherein said gripper means has a gripper arm in the form of a segment of an arch which is mounted to turn on a swivel arm through more than 180°.

Claim 18

A binding machine in accordance with claim 12 wherein said gripper means is provided with a two-tined fork.

Claim 19

A binding machine in accordance with claim 12 wherein said gripper means is contained in said bearing or support means and is operated by a gear wheel and a gear segment operated via an eccentrically mounted connecting rod.

Claim 20

A binding machine in accordance with claim 12 wherein said gripper means enters a hollow carrier roll during its turning path.

Claim 21

A binding machine in accordance with claim 12, wherein said guide means for the edge of the material to be bound include a coordinating leaf spring between said material and said binding thread.

Claim 22

A binding machine for materials such as carpets, carpet strips and the like, comprising: a machine frame provided with a drive motor; said motor driving a binding mechanism means including a substantially vertically guided straight needle; said binding mechanism being mounted on a base member or support means for lifting the region of the material to be bound; said machine frame being provided with a holder for the supply of a single binding thread introduced via the straight needle from above; means for carrying the material to be bound through the binding mechanism means; said binding mechanism including a looping mechanism means for looping said single thread; said machine frame with said motor, said carrier means and said binding mechanism means forming an integral, compact, portable unit operable by means of at least one hand grip to guide the binding machine along the outside edge of the material to be bound; said support means for lifting the region of the edge of the material being bound being of relatively low or flat to the floor configuration relative to the configuration of the machine frame; said carrier means including a roll driven in steps with an infinitely variable step length; and said carrier means provided with a pressure roller having a pressure area near to the needle.

Claim 23

A binding machine for materials such as carpets, carpet strips and the like, comprising: a machine frame provided with a drive motor; said motor driving a binding mechanism means including a substantially vertically guided straight needle; said binding mechanism being mounted on a base member or support means for lifting the region of the material to be bound; said machine frame being provided with a holder for the supply of a single binding thread introduced via the straight needle from above; means for carrying the material to be bound through the binding mechanism means; said binding mechanism including a looping mechanism means for looping said single thread; said machine frame with said motor, said carrier means and said binding mechanism means forming an integral, compact, portable unit operable by means of at least one hand grip to guide the binding machine along the outside edge of the material to be bound; said support means for lifting the region of the edge of the material being bound being of relatively low or flat to the floor configuration relative to the configuration of the machine frame; said carrier means including a roll driven in steps with an infinitely variable step length; and said carrier means provided with a pressure roller having a pressure area near to the needle.

Claim 24

A binding machine in accordance with claim 19 wherein said roll drive includes free-wheeling-like locking members.

Claim 25

A binding machine in accordance with claim 19 wherein said pressure roller which normally lies against the material along a longitudinal line is adjustable so as to lie against an outer edge.

Claim 26

A binding machine in accordance with claim 21 wherein the axis of rotation of said pressure roller may be swivelled.

Claim 27

A binding machine in accordance with claim 22 wherein said axis of rotation of said pressure roller may be rotated about an adjusting axis which runs at an angle to the axis of rotation.

Claim 28

A binding machine in accordance with claim 19 wherein said pressure roller is of a conical shape.

Claim 29

A binding machine in accordance with claim 24 wherein the angle of taper of said pressure roller is equal to the angle by which the adjusting axis deviates from the axis of rotation.

Claim 30

A binding machine in accordance with claim 25 including a bearing box for holding the pressure roller which is provided with a bore running at the above named angle to the axis of rotation and into which the adjusting axis extends.

Claim 31

A binding machine in accordance with claim 19 wherein said pressure roller is a non-driven counterpressure roll which works jointly with a driven carrier roll.

Claim 32

A binding machine in accordance with claim 19 wherein the pressure of said pressure roller is intensified by the adjustment to a reduced pressure area on the material.

Claim 33

A binding machine in accordance with claim 19 wherein said pressure roller is hollow in the direction facing the needle.

Claim 34

A binding machine in accordance with claim 19 wherein said pressure roller may be manually lifted off and swivelled away.

Claim 35

The binding machine in accordance with claim 19, wherein said pressure roller may be adjusted to alter the pressure area on the material.

Claim 36

A binding machine in accordance with claim 31, wherein said pressure roller may be adjusted such that the pressure area may be displaced toward the needle.