Patent US4172750A successfully refreshed from Google Patents.
US4172750A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Small manual laminating system
Assignee: General Binding Corp
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Filing: 1978-06-29
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Granted: 1979-10-30
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Expires: 1998-06-29
Abstract
Abstract This invention relates to a small laminating machine which is primarily designed to laminate identification cards and the like with heat sealable packets of a special configuration. The packets to be used with the machine consist preferably of two sheets of Mylar film coated with polyethylene on the facing sides and attached to a tear-off tab.
Inventors
- 👤 Joe D. Giulie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:07
CPC Classifications
B; B42; B42D; B42D25/00; B42D25/40; B42D25/45; B42D25/455; B29; B29C; B29C65/00; B29C65/02; B29C65/18; B29C66/00; B29C66/004; B29C66/0042; B29C66/0044; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/45; B29C66/80; B29C66/81; B29C66/812; B29C66/8122; B29C66/82; B29C66/822; B29C66/8221; B29C66/8227; B29C66/83; B29C66/832; B29C66/8324; B29C66/84; B29C66/861; B29C66/90; B29C66/91; B29C66/912; B29C66/9121; B29C66/91211; B29C66/91212; B29C66/91231; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/9161; B29C66/91641; B32; B32B; B32B37/00; B32B37/14; B32B37/16; B32B37/18; B32B37/182; B32B37/185; B42D25/20; B42D25/23; B29C66/70; B29C66/71; B29C66/72; B29C66/723; B29C66/96; B29C66/961; B32B2425/00; B42D2033/40; Y; Y10; Y10S; Y10S428/00; Y10S428/916; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/108; Y10T156/19; Y10T156/1961; Y10T156/1967
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
236 words
A machine for laminating packets wherein said packet includes a pair of heat sealable sheets joined along one marginal edge with a tear off tab extending beyond said sheets from said marginal edge, comprising in combination: (a) a flat base member having a gap therein; (b) a first flat heating element mounted on one end of said base with a marginal edge lying along one marginal edge of said gap leaving a free end of said base beyond said gap; (c) a first roller mounted for free rotation in said gap with its upper edge lying in the plane of said first flat heating element; (d) a carriage having mounted thereon a second flat heating element and a second roller, said second flat heating element lying directly over said first flat heating element and said second roller lying directly over said first roller; (e) means for moving said carriage away from said base to permit a laminating packet to be placed therebetween with the heat sealable sheets lying between said heating elements and with a portion of the packet lying between said rollers; (f) means for bringing said carriage toward said base whereby said heat sealable sheets will be held between said first and second heating elements and said first and second rollers will grip said packet in a region of said marginal edge with said tear-off tab lying on the free end of said base.
Claim 2
Dependent Claim
236 words
A machine for laminating packets wherein said packet includes a pair of heat sealable sheets joined along one marginal edge with a tear off tab extending beyond said sheets from said marginal edge, comprising in combination: (a) a flat base member having a gap therein; (b) a first flat heating element mounted on one end of said base with a marginal edge lying along one marginal edge of said gap leaving a free end of said base beyond said gap; (c) a first roller mounted for free rotation in said gap with its upper edge lying in the plane of said first flat heating element; (d) a carriage having mounted thereon a second flat heating element and a second roller, said second flat heating element lying directly over said first flat heating element and said second roller lying directly over said first roller; (e) means for moving said carriage away from said base to permit a laminating packet to be placed therebetween with the heat sealable sheets lying between said heating elements and with a portion of the packet lying between said rollers; (f) means for bringing said carriage toward said base whereby said heat sealable sheets will be held between said first and second heating elements and said first and second rollers will grip said packet in a region of said marginal edge with said tear-off tab lying on the free end of said base.
Claim 3
Dependent Claim
30 words
The machine of claim 1 wherein said carriage includes a pair of arms pivoted near one end of said base and a latch for holding said carriage against said base.
Claim 4
Dependent Claim
35 words
The machine of claim 2 including a switch wherein said arms have means thereon for actuating said switch when said arms are brought adjacent said base, said switch actuating said first and second heating elements.
Claim 5
Dependent Claim
18 words
The machine of claim 3 having a timing means therein and wherein said switch actuates said timing mechanism.
Claim 6
Dependent Claim
19 words
The machine of claim 1 wherein each heating element includes a flat plate with a non-stick fluorocarbon coating thereon.
Claim 7
Dependent Claim
24 words
The machine of claim 1 wherein said base includes at least one locating member whereby a packet can be accurately positioned on said base.
Claim 8
Dependent Claim
209 words
A machine for laminating packets wherein said packet includes a pair of heat sealable sheets joined along one marginal edge with a tear off tab extending beyond said sheets from said marginal edge, comprising in combination: (a) a base member; (b) a first heating element mounted on said base member; (c) a first roller mounted for free rotation and without automatic drive at one end of said heating element on said base member; (d) a carriage having mounted thereon a second heating element and a second roller mounted for free rotation and without automatic drive, said second heating element lying over said first heating element and said second roller lying over said first roller; (e) means for moving said carriage away from said base a distance sufficient to permit a laminating packet to be manually placed by a user such that the heat sealable sheets lie between said heating elements and the tab of the packet lies between said rollers; (f) means for bringing said carriage toward said base such that said heat sealable sheets will be held between said first and second heating elements and said first and second rollers will grip said tear-off tab; and (g) access means for permitting the user to manually grab said tab.
Claim 9
Dependent Claim
209 words
A machine for laminating packets wherein said packet includes a pair of heat sealable sheets joined along one marginal edge with a tear off tab extending beyond said sheets from said marginal edge, comprising in combination: (a) a base member; (b) a first heating element mounted on said base member; (c) a first roller mounted for free rotation and without automatic drive at one end of said heating element on said base member; (d) a carriage having mounted thereon a second heating element and a second roller mounted for free rotation and without automatic drive, said second heating element lying over said first heating element and said second roller lying over said first roller; (e) means for moving said carriage away from said base a distance sufficient to permit a laminating packet to be manually placed by a user such that the heat sealable sheets lie between said heating elements and the tab of the packet lies between said rollers; (f) means for bringing said carriage toward said base such that said heat sealable sheets will be held between said first and second heating elements and said first and second rollers will grip said tear-off tab; and (g) access means for permitting the user to manually grab said tab.
Claim 10
Dependent Claim
25 words
The machine of claim 7 wherein said access means comprises a tab receiving portion of the base adjacent the rollers and opposite the heating elements.
Claim 11
Dependent Claim
227 words
A machine for laminating packets wherein said packet includes a pair of heat sealable sheets joined along one marginal edge and a finger gripping means associated with the packet, a portion of which extends beyond said sheets with respect to said marginal edge, comprising in combination: (a) a base member having access means for the finger gripping means; (b) a first heating element mounted on said base member; (c) a first roller mounted for free rotation and without automatic drive at one end of said heating element on said base member; (d) a carriage having mounted thereon a second heating element and a second roller mounted for free rotation without automatic drive, said second heating element lying over said first heating element and said second roller lying over said first roller; (e) means for moving said carriage away from said base a distance sufficient to permit a laminating packet to be manually placed such that the heat sealable sheets lie between said heating elements and the finger gripping means lies adjacent the rollers opposite the heating elements; (f) means for bringing said carriage toward said base such that said heat sealable sheets will be held between said first and second heating elements and said first and second rollers will grip said packet adjacent said marginal edge, and said finger gripping means being positioned at said access means.
Claim 12
Dependent Claim
227 words
A machine for laminating packets wherein said packet includes a pair of heat sealable sheets joined along one marginal edge and a finger gripping means associated with the packet, a portion of which extends beyond said sheets with respect to said marginal edge, comprising in combination: (a) a base member having access means for the finger gripping means; (b) a first heating element mounted on said base member; (c) a first roller mounted for free rotation and without automatic drive at one end of said heating element on said base member; (d) a carriage having mounted thereon a second heating element and a second roller mounted for free rotation without automatic drive, said second heating element lying over said first heating element and said second roller lying over said first roller; (e) means for moving said carriage away from said base a distance sufficient to permit a laminating packet to be manually placed such that the heat sealable sheets lie between said heating elements and the finger gripping means lies adjacent the rollers opposite the heating elements; (f) means for bringing said carriage toward said base such that said heat sealable sheets will be held between said first and second heating elements and said first and second rollers will grip said packet adjacent said marginal edge, and said finger gripping means being positioned at said access means.
Claim 13
Independent Claim
263 words
A method for manually laminating packets, comprising the steps of: (a) providing a laminating packet having a pair of heat sealable sheets joined along one marginal edge and a finger gripping means releasably associated with the laminating packet with a portion of said finger gripping means extending beyond the sheets of the packet with respect to said marginal edge, an article to be laminated being positioned between the sheets; (b) providing a manually operated laminator having first and second laminating plates and first and second rollers adjacent the laminating plates, the first laminator plate and first roller being movable between a closed position with the first laminating plate adjacent the second laminating plate and the first roller adjacent the second roller and an open position with the first laminating plate and first roller spaced from the second laminating plate and second roller; (c) placing the first plate and first roller in the open position and inserting therein the laminating packet; (d) placing the first plate and first roller in the closed position such that the heat sealable sheets are between the first and second plates and the finger gripping means extends between the first and second rollers; (e) heating the laminating packet while between the closed laminating plates; (f) manually pulling the finger gripping means so as to pull the laminating packet through the rollers so as to manually rotate said rollers after the packet has been heated for a time sufficient to seal the article between the pair of heat sealable sheets; and (g) removing the finger gripping means from the packet.
Claim 14
Independent Claim
263 words
A method for manually laminating packets, comprising the steps of: (a) providing a laminating packet having a pair of heat sealable sheets joined along one marginal edge and a finger gripping means releasably associated with the laminating packet with a portion of said finger gripping means extending beyond the sheets of the packet with respect to said marginal edge, an article to be laminated being positioned between the sheets; (b) providing a manually operated laminator having first and second laminating plates and first and second rollers adjacent the laminating plates, the first laminator plate and first roller being movable between a closed position with the first laminating plate adjacent the second laminating plate and the first roller adjacent the second roller and an open position with the first laminating plate and first roller spaced from the second laminating plate and second roller; (c) placing the first plate and first roller in the open position and inserting therein the laminating packet; (d) placing the first plate and first roller in the closed position such that the heat sealable sheets are between the first and second plates and the finger gripping means extends between the first and second rollers; (e) heating the laminating packet while between the closed laminating plates; (f) manually pulling the finger gripping means so as to pull the laminating packet through the rollers so as to manually rotate said rollers after the packet has been heated for a time sufficient to seal the article between the pair of heat sealable sheets; and (g) removing the finger gripping means from the packet.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-10-29 | 1983-04-30 | 1983-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-10-29 | 1987-04-30 | 1987-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-10-29 | 1991-04-30 | 1991-10-30 | $7700.00 | Window Closed / Lapsed |