US5146958A — Method and apparatus for pasting a porous plate

Claim 1

Independent Claim 154 words

A method of pasting a porous structure, comprising: inserting pasty material continuously and evenly as a sandwich filling between two primary conveyer strips driven at substantially the same speed to deliver a first pasty material with a predefined thickness and with a flat translational motion onto a substantially horizontal platen, said two primary conveyer strips including a first primary conveyer strip upon which the pasty material is transported on the platen, and a second primary conveyer strip which is removable to expose one surface of the first pasty material; removing the secondary primary conveyer strip to uncover one surface of the first pasty material; bringing the porous structure substantially level with the platen, and positioning the porous structure onto said one surface of the first pasty material; pressing said first pasty material into the porous structure to form a pasted porous structure; and removing the pasted porous structure from the first primary conveyer strip.

Claim 2

Independent Claim 154 words

A method of pasting a porous structure, comprising: inserting pasty material continuously and evenly as a sandwich filling between two primary conveyer strips driven at substantially the same speed to deliver a first pasty material with a predefined thickness and with a flat translational motion onto a substantially horizontal platen, said two primary conveyer strips including a first primary conveyer strip upon which the pasty material is transported on the platen, and a second primary conveyer strip which is removable to expose one surface of the first pasty material; removing the secondary primary conveyer strip to uncover one surface of the first pasty material; bringing the porous structure substantially level with the platen, and positioning the porous structure onto said one surface of the first pasty material; pressing said first pasty material into the porous structure to form a pasted porous structure; and removing the pasted porous structure from the first primary conveyer strip.

Claim 3

Dependent Claim 48 words

The method of pasting a porous structure according to claim 1, wherein said removal of the second primary conveyer strip uncovers said first pasty material to expose an upper surface of the first material; and said porous structure is pressed onto said upper surface of the first material.

Claim 4

Dependent Claim 151 words

The method of pasting a porous structure according to claim 1, further comprising: inserting a pasty material continuously and evenly as a sandwich filling between two secondary conveyer strips driven at substantially the same speed as the two primary conveyer strips to deliver a second pasty material with a predefined thickness and with a flat translational motion above the platen, said two secondary conveyer strips including a first secondary conveyer strip upon which the second pasty material is transported adjacent the platen, and a second secondary conveyer strip which is removed to expose one surface of the second pasty material; removing the second secondary conveyer strip to uncover one surface of the second pasty material; and pressing both said first primary conveyer strip carrying the first pasty material and said first secondary conveyer strip carrying the second pasty material into contact with the porous structure to form the pasted porous structure.

Claim 5

Dependent Claim 80 words

The method of pasting a porous structure according to claim 3, wherein removal of the second primary conveyer strip uncovers said first pasty material to expose an upper surface of the first pasty material; removal of the second secondary conveyer strip uncovers said second pasty material to expose a lower surface of the second pasty material; and said porous structure is pressed between said upper surface of the first pasty material and the lower surface of the second pasty material.

Claim 6

Dependent Claim 28 words

The method of pasting a porous structure according to claim 3, wherein said porous structure is composed of nickel, and said pasty material is based on cadmium oxide.

Claim 7

Dependent Claim 28 words

The method of pasting a porous structure according to claim 1, wherein said porous structure is composed of nickel, and said pasty material is based on cadmium oxide.

Claim 8

Independent Claim 163 words

A method of pasting a porous structure, comprising: inserting pasty material continuously and evenly as a sandwich filling between at least one set of two conveyer strips driven at substantially the same speed to deliver pasty material with a predefined thickness and with a float translational motion onto a substantially horizontal platen, one set of said at least one set of two conveyer strips including a first conveyer strip upon which the pasty material is transported on the platen, and a second conveyer strip which is removed to expose one surface of the pasty material; removing the second conveyer strip to uncover one surface of the pasty material having a predefined thickness; bringing the porous structure substantially level with the platen, and positioning the porous structure onto said one surface of the pasty material; pressing said pasty material having a predefined thickness into the porous structure to form a pasted porous structure; and removing the pasted porous structure from the first conveyer strip.

Claim 9

Independent Claim 163 words

A method of pasting a porous structure, comprising: inserting pasty material continuously and evenly as a sandwich filling between at least one set of two conveyer strips driven at substantially the same speed to deliver pasty material with a predefined thickness and with a float translational motion onto a substantially horizontal platen, one set of said at least one set of two conveyer strips including a first conveyer strip upon which the pasty material is transported on the platen, and a second conveyer strip which is removed to expose one surface of the pasty material; removing the second conveyer strip to uncover one surface of the pasty material having a predefined thickness; bringing the porous structure substantially level with the platen, and positioning the porous structure onto said one surface of the pasty material; pressing said pasty material having a predefined thickness into the porous structure to form a pasted porous structure; and removing the pasted porous structure from the first conveyer strip.

Claim 10

Dependent Claim 50 words

The method of pasting a porous structure according to claim 7, wherein said second conveyor strip is removed to uncover said one surface of the pasty material by drawing said second conveyor strip at an angle greater than 45° with respect to a plane parallel to said first conveyer strip.

Claim 11

Independent Claim 209 words

An apparatus for pasting of a porous structure, comprising: at least one vibrating hopper having two opposite oblique walls and a lower outlet; at least one set of two conveyer strips mounted to pass downwardly along said two opposite oblique walls of said at least one vibrating hopper, and substantially vertically through said lower outlet in spaced, parallel relationship to one another; means for moving each of said at least one set of two conveyer strips at substantially the same speed; at least one pair of transverse cylinders for calibrating a quantity of pasty material between two conveyer strips of each set of two conveyer strips of said at least one set of two conveyer strips, with said at least one set of two conveyer strips passing through said at least one pair of transverse cylinders; means for removing one of said two conveyer strips of each set of said at least one set of two conveyer strips to uncover a surface of pasty material; a substantially horizontal platen upon which the other of said two conveyer strips of said at least one set of two conveyer strips travels; and means for pressing a porous structure into the uncovered surface of pasty material to form a pasted porous structure.

Claim 12

Independent Claim 209 words

An apparatus for pasting of a porous structure, comprising: at least one vibrating hopper having two opposite oblique walls and a lower outlet; at least one set of two conveyer strips mounted to pass downwardly along said two opposite oblique walls of said at least one vibrating hopper, and substantially vertically through said lower outlet in spaced, parallel relationship to one another; means for moving each of said at least one set of two conveyer strips at substantially the same speed; at least one pair of transverse cylinders for calibrating a quantity of pasty material between two conveyer strips of each set of two conveyer strips of said at least one set of two conveyer strips, with said at least one set of two conveyer strips passing through said at least one pair of transverse cylinders; means for removing one of said two conveyer strips of each set of said at least one set of two conveyer strips to uncover a surface of pasty material; a substantially horizontal platen upon which the other of said two conveyer strips of said at least one set of two conveyer strips travels; and means for pressing a porous structure into the uncovered surface of pasty material to form a pasted porous structure.

Claim 13

Dependent Claim 33 words

The apparatus according to claim 9, further including means for removing the pasted porous structure from the other of said two conveyer strips of said at least one set of two conveyer strips.

Claim 14

Dependent Claim 62 words

The apparatus according to claim 9, wherein said means for removing said one of said two conveyer strips of said at least one set of two conveyer strips comprise a pulley mounted to draw said one of said two conveyer strips at an angle of at least 45° with respect to a plane parallel to the other of said two conveyer strips.

Claim 15

Dependent Claim 43 words

The apparatus according to claim 9, wherein said means for pressing comprise a pair of parallel, horizontal cylinders mounted transverse to the direction of travel of said other of said two conveyer strips of said at least one set of two conveyer strips.

Claim 16

Dependent Claim 63 words

The apparatus according to claim 12, wherein said horizontal cylinders comprise a first cylinder having a lower edge and a second cylinder having an upper edge, and said first cylinder and said second cylinder are mounted one above the other, with said lower edge of said first cylinder being spaced apart by a predefined distance from said upper edge of said second cylinder.

Claim 17

Dependent Claim 22 words

The apparatus according to claim 13, wherein said upper edge of said second cylinder is mounted flush with said substantially horizontal platen.

Claim 18

Dependent Claim 210 words

The apparatus according to claim 9, wherein: said at least one vibrating hopper comprises two vibrating hoppers having two opposite oblique walls and a lower outlet; said at least one set of two conveyer strips comprises two sets of two conveyer strips, with each set of two conveyer strips being mounted to pass downward along two opposite oblique walls of one of said two vibrating hoppers, and substantially vertically through said lower outlet in spaced, parallel relationship to one another; at least two pairs of transverse cylinders for calibrating a quantity of pasty material between the two conveyer strips of each set of said two sets of two conveyer strips, with each set of conveyer strips passing between at least one pair of transverse cylinders; said means for removing one of said two conveyer strips of each set of said two sets of two conveyor strips to uncover a surface of pasty material removes one of said two conveyer strips from each of said two sets of conveyer strips to obtain two uncovered material surfaces; and said means for pressing a porous structure into the uncovered surface of pasty material to form a pasted porous structure is capable of simultaneously pressing the porous structure into the two uncovered material surfaces.

Claim 19

Dependent Claim 44 words

The apparatus according to claim 15, wherein said means for pressing comprise a pair of parallel, horizontal cylinders mounted transverse to the direction of travel of said the other of said two conveyer strips of each of said two sets of two conveyer strips.

Claim 20

Dependent Claim 63 words

The apparatus according to claim 16, wherein said horizontal cylinders comprise a first cylinder having a lower edge and a second cylinder having an upper edge, and said first cylinder and said second cylinder are mounted one above the other, with said lower edge of said first cylinder being spaced apart by a predefined distance from said upper edge of said second cylinder.

Claim 21

Dependent Claim 22 words

The apparatus according to claim 17, wherein said upper edge of said second cylinder is mounted flush with said substantially horizontal platen.

Claim 22

Dependent Claim 62 words

The apparatus according to claim 15, wherein said means for removing said one of said two conveyer strips from each of said two sets of two conveyer strips comprise a pulley mounted to draw said one of said two conveyer strips at an angle of at least 45° with respect to a plane parallel to the other of said two conveyer strips.

Claim 23

Independent Claim 166 words

An apparatus for pasting of a porous structure, comprising: means for inserting pasty material continuously and evenly as a sandwich filling between two primary conveyer strips driven at substantially the same speed to deliver a first pasty material with a predefined thickness and with a flat translational motion onto a substantially horizontal platen, said two primary conveyer strips including a first primary conveyer strip upon which the pasty material is transported on the platen, and a second primary conveyer strip which is removable to expose one surface of the first pasty material; means for removing the second primary conveyer strip to uncover one surface of the first pasty material; means for bringing the porous structure substantially level with the platen, and for positioning the porous structure onto said one surface of the first pasty material; means for pressing said first pasty material into the porous structure to form a pasted porous structure; and means for removing the pasted porous stucture from the first primary conveyer strip.

Claim 24

Independent Claim 166 words

An apparatus for pasting of a porous structure, comprising: means for inserting pasty material continuously and evenly as a sandwich filling between two primary conveyer strips driven at substantially the same speed to deliver a first pasty material with a predefined thickness and with a flat translational motion onto a substantially horizontal platen, said two primary conveyer strips including a first primary conveyer strip upon which the pasty material is transported on the platen, and a second primary conveyer strip which is removable to expose one surface of the first pasty material; means for removing the second primary conveyer strip to uncover one surface of the first pasty material; means for bringing the porous structure substantially level with the platen, and for positioning the porous structure onto said one surface of the first pasty material; means for pressing said first pasty material into the porous structure to form a pasted porous structure; and means for removing the pasted porous stucture from the first primary conveyer strip.

Claim 25

Independent Claim 175 words

An apparatus for pasting of a porous structure, comprising: means for inserting pasty material continuously and evenly as a sandwich filling between at least one set of two conveyer strips driven at substantially the same speed to deliver pasty material with a predefined thickness and with a flat translational motion onto a substantially horizontal platen, one set of said at least one set of two conveyer strips including a first conveyer strip upon which the pasty material is transported on the platen, and a second conveyer strip which is removed to expose one surface of the pasty material; means for removing the second conveyer strip to uncover one surface of the pasty material having a predefined thickness; means for bringing the porous structure substantially level with the platen, and for positioning the porous structure onto said one surface of the pasty material; means for pressing said pasty material having a predefined thickness into the porous structure to form a pasted porous structure; and means for removing the pasted porous structure from the first conveyer strip.

Claim 26

Independent Claim 175 words

An apparatus for pasting of a porous structure, comprising: means for inserting pasty material continuously and evenly as a sandwich filling between at least one set of two conveyer strips driven at substantially the same speed to deliver pasty material with a predefined thickness and with a flat translational motion onto a substantially horizontal platen, one set of said at least one set of two conveyer strips including a first conveyer strip upon which the pasty material is transported on the platen, and a second conveyer strip which is removed to expose one surface of the pasty material; means for removing the second conveyer strip to uncover one surface of the pasty material having a predefined thickness; means for bringing the porous structure substantially level with the platen, and for positioning the porous structure onto said one surface of the pasty material; means for pressing said pasty material having a predefined thickness into the porous structure to form a pasted porous structure; and means for removing the pasted porous structure from the first conveyer strip.

Annuity Stage	Window Opens	Payment Deadline	Surcharge Period Until	Estimated Fee	Status
3.5 Years (Year 4)	1995-09-15	1996-03-16	1996-09-15	$2000.00	Window Closed / Lapsed
7.5 Years (Year 8)	1999-09-15	2000-03-16	2000-09-15	$3760.00	Window Closed / Lapsed
11.5 Years (Year 12)	2003-09-15	2004-03-16	2004-09-15	$7700.00	Window Closed / Lapsed

Method and apparatus for pasting a porous plate

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