Patent US987585A successfully refreshed from Google Patents.
US4243166A
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Method for separating and stacking sheets of paper and the like
Assignee: Bobst Mex SA
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Filing: 1979-06-18
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Granted: 1981-01-06
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Expires: 1999-06-18
Abstract
Abstract Methods for separating and stacking sheets of paper, cardboard and the like delivered from sheet punching machines and consisting of useful and waste portions connected together by small fillets are disclosed. The methods include supplying punched but unseparated sheets onto a severing table, severing the sheets in order to form separate stack portions and depositing these separate stack portions onto a stacking surface after withdrawing the severing table from under the stacked portions.
Inventors
- 👤 Franz Vossen
- 👤 Georg M. Vossen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:50
CPC Classifications
B; B65; B65H; B65H29/00; B65H29/02; B65H29/04; B26; B26D; B26D7/00; B26D7/18; B65H31/00; B65H31/30; B65H31/3009; B65H31/32; B65H33/00; B65H33/04; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/422; B65H2301/4225; B65H2301/42256; B65H2301/4226; B65H2301/42261; B65H2301/426; B65H2301/4263; Y; Y10; Y10T; Y10T225/00; Y10T225/10; Y10T225/12; Y10T225/30; Y10T225/307; Y10T225/329; Y10T225/35; Y10T225/357; Y10T225/371; Y10T83/00; Y10T83/04; Y10T83/0476; Y10T83/202; Y10T83/2033; Y10T83/2037; Y10T83/2046; Y10T83/2048; Y10T83/2055; Y10T83/2074; Y10T83/2079
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
120 words
A method of separating and stacking sheets of paper, cardboard and the like, which are delivered from a sheet punching machine and consist of useful and waste portions connected together by small fillets, comprising the steps of (a) laying and separating a specific number of sheets on a severing table of a useful portion separating station; (b) interrupting the supply of sheets; (c) lowering the table with a stack of separated sheets; (d) withdrawing the table from under the stack and laying the stack on a pallet situated therebelow; (f) setting the table in place and raising same; (g) removing the pallet with the stack and introducing a new pallet with simultaneous continuation of the procedure in method step (a).
Claim 2
Independent Claim
120 words
A method of separating and stacking sheets of paper, cardboard and the like, which are delivered from a sheet punching machine and consist of useful and waste portions connected together by small fillets, comprising the steps of (a) laying and separating a specific number of sheets on a severing table of a useful portion separating station; (b) interrupting the supply of sheets; (c) lowering the table with a stack of separated sheets; (d) withdrawing the table from under the stack and laying the stack on a pallet situated therebelow; (f) setting the table in place and raising same; (g) removing the pallet with the stack and introducing a new pallet with simultaneous continuation of the procedure in method step (a).
Claim 3
Dependent Claim
23 words
A method as set forth in claim 1, comprising laying an unpunched sheet on the table before raising the table (method step (e)).
Claim 4
Dependent Claim
36 words
A method as set forth in claim 2, in which during a specific number of method cycles (method steps (a) to (g)) the pallet with the stack is not moved away during the method step (g).
Claim 5
Dependent Claim
25 words
A method as set forth in claim 3, comprising laying an unpunched sheet on the table before commencing the cycle of steps (a) to (g).
Claim 6
Dependent Claim
63 words
A method as set forth in claim 4, in which the method ends after at least one complete cycle (steps (a) to (g)) together with the further steps (a), (b), (c), (d), (e) in the following putting the table with the unpunched sheet into place above the stack; withdrawing the table from under the unpunched sheet; and removing the pallet with the stack.
Claim 7
Independent Claim
91 words
A method of stacking sheets of paper, cardboard and the like, which are delivered from a sheet punching machine and which consists of useful and waste portions connected together by small fillets and, separating said sheets to form separate stack portions, comprising the steps of: (a) supplying punched, but not yet separated, sheets onto a severing table; (b) severing said sheets into sheet portions to form separate stack portions; and (c) depositing said separate stack portions onto a stacking surface after withdrawing said severing table from under said separate stack portions.
Claim 8
Independent Claim
91 words
A method of stacking sheets of paper, cardboard and the like, which are delivered from a sheet punching machine and which consists of useful and waste portions connected together by small fillets and, separating said sheets to form separate stack portions, comprising the steps of: (a) supplying punched, but not yet separated, sheets onto a severing table; (b) severing said sheets into sheet portions to form separate stack portions; and (c) depositing said separate stack portions onto a stacking surface after withdrawing said severing table from under said separate stack portions.
Claim 9
Dependent Claim
51 words
A method in accordance with claim 6 wherein the step of depositing said separate stack portions includes the steps of lowering said severing table to a discharge position and withdrawing said severing table from under said separate stack portions so that said separate stack portions are deposited on said stacking surface.
Claim 10
Dependent Claim
24 words
A method in accordance with claim 6 further including the step of lowering said severing table as the height of said stack portions increases.
Claim 11
Dependent Claim
65 words
A method in accordance with claim 6 wherein the step of depositing includes the step of laterally displacing said severing table to a first position laterally displaced from said stacking surface while said separate stack portions are held in position above said stacking surface and returning said severing table into position above said separate stack portions after the latter are deposited on said stacking surface.
Claim 12
Dependent Claim
38 words
A method in accordance with claim 6 wherein said stacking surface is formed by a pallet, and further including the step of removing said pallet with said separate stack portions and replacing said pallet with a new pallet.
Claim 13
Dependent Claim
21 words
A method in accordance with claim 6 further including the step of interrupting the supply of sheets during said depositing operation.
Claim 14
Dependent Claim
25 words
A method in accordance with claim 6 further including the step of depositing an unpunched sheet on said severing table before receiving said punched sheets.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-01-06 | 1984-07-07 | 1985-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-01-06 | 1988-07-07 | 1989-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-01-06 | 1992-07-07 | 1993-01-06 | $7700.00 | Window Closed / Lapsed |