US3804402A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Feeding mechanism for paperboard container handling machine
Assignee: Ametek Inc
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Filing: 1972-04-14
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Granted: 1974-04-16
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Expires: 1992-04-14
Abstract
Abstract An adjustable paperboard sheet hopper backstop means and a sheet moving kicker means adjustable relative to said backstop with an adjusting means for moving the backstop in accordance with sheet width and, at the same time, moving the reciprocable slide carrying the kicker relative to the backstop means so that the backstop and kicker can be adjusted while the machine is being operated and without use of tools.
Inventors
- 👤 W Hottendorf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:00
CPC Classifications
B; B65; B65H; B65H1/00; B65H1/04; B65H3/00; B65H3/24; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/423; B65H2301/4232; B65H2301/42322
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
135 words
In a feed mechanism for a paperboard machine, the combination including hopper means for receiving sheets, adjustable backstop means for said hopper for positioning sheets of varying sizes in said hopper means, reciprocating kicker slide means reciprocably mounted on said machine, first rotatable screw thread shaft means associated with said kicker slide means, kicker means adjustably mounted on said first screw thread shaft means of said kicker slide means, and adjusting means associated with said backstop means and said kicker means for movement of the same, including a second rotatable screw thread shaft means assocIated with said backstop means and interconnected by gearing means with said first rotatable screw thread shaft means, for adjustably moving said backstop means relative to said hopper means for adjustably and simultaneously moving said kicker means on said slide means.
Claim 2
Dependent Claim
135 words
In a feed mechanism for a paperboard machine, the combination including hopper means for receiving sheets, adjustable backstop means for said hopper for positioning sheets of varying sizes in said hopper means, reciprocating kicker slide means reciprocably mounted on said machine, first rotatable screw thread shaft means associated with said kicker slide means, kicker means adjustably mounted on said first screw thread shaft means of said kicker slide means, and adjusting means associated with said backstop means and said kicker means for movement of the same, including a second rotatable screw thread shaft means assocIated with said backstop means and interconnected by gearing means with said first rotatable screw thread shaft means, for adjustably moving said backstop means relative to said hopper means for adjustably and simultaneously moving said kicker means on said slide means.
Claim 3
Dependent Claim
30 words
A machine as claimed in claim 1 wherein the screw thread means for moving the kicker means is slidable relative to the machine so that the slide means can reciprocate.
Claim 4
Dependent Claim
22 words
A machine as claimed in claim 1 wherein the interconnected screw thread shafts are connected to a motor for rotating the same.
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) | 1977-04-15 | 1977-10-15 | 1978-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-04-15 | 1981-10-15 | 1982-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-04-15 | 1985-10-15 | 1986-04-16 | $7700.00 | Window Closed / Lapsed |