US3195740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Destacker
Assignee: NATIONAL ELECTRIC WELDING MACHINES CO
•
Filing: 1962-01-24
•
Granted: 1965-07-20
•
Expires: 1982-01-24
Abstract
No abstract record available.
Inventors
- 👤 Harold J Lange
- 👤 Pollard Grant
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 20:45
CPC Classifications
B; B65; B65H; B65H1/00; B65H1/08; B65H1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A MACHINE FOR FEEDING SUCCESSIVE AND EQUAL THICKNESSES OF SHEETS FROM A STACK THEREOF, THE COMBINATION COMPRISING: FRAME STUCTURE; STOP MEANS VERTICALLY SLIDABLY MOUNTED ON SAID FRAME STRUCTURE FOR LIMITING FORWARD MOVEMENT OF ALL OF SAID STACK EXCEPTING THE TOPMOST OF SAID THICKNESSES; FOLLOWER MEANS NORMALLY RESTING ON THE TOP OF SAID STACK AND ADJUSTABLY SECURED TO SAID STOP MEANS TO DEFINE A GAP THEREBETWEEN SUBSTANTIALLY EQUAL TO SAID THICKNESS WHEREBY SAID THICKNESS MAY BE ADMITTED THERETHROUGH AND GREATER THICKNESSES ARE NOT ADMITTABLE THERETHROUGH; SWITCH MEANS ACTUATABLE BY VERTICAL MOVEMENT OF SAID FOLLOWER MEANS; LIFT MEANS CONTROLLED BY
Claim 2
Dependent Claim
99 words
IN A MACHINE FOR FEEDING SUCCESSIVE AND EQUAL THICKNESSES OF SHEETS FROM A STACK THEREOF, THE COMBINATION COMPRISING: FRAME STUCTURE; STOP MEANS VERTICALLY SLIDABLY MOUNTED ON SAID FRAME STRUCTURE FOR LIMITING FORWARD MOVEMENT OF ALL OF SAID STACK EXCEPTING THE TOPMOST OF SAID THICKNESSES; FOLLOWER MEANS NORMALLY RESTING ON THE TOP OF SAID STACK AND ADJUSTABLY SECURED TO SAID STOP MEANS TO DEFINE A GAP THEREBETWEEN SUBSTANTIALLY EQUAL TO SAID THICKNESS WHEREBY SAID THICKNESS MAY BE ADMITTED THERETHROUGH AND GREATER THICKNESSES ARE NOT ADMITTABLE THERETHROUGH; SWITCH MEANS ACTUATABLE BY VERTICAL MOVEMENT OF SAID FOLLOWER MEANS; LIFT MEANS CONTROLLED BY
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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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |