US3248985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stall releases for presses
Assignee: United Shoe Machinery Corp
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Filing: 1964-05-28
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Granted: 1966-05-03
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Expires: 1984-05-28
Abstract
No abstract record available.
Inventors
- 👤 Richard W Hitchcock
- 👤 Jr Ralph E Karcher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:16
CPC Classifications
A; A43; A43D; A43D8/00; A43D8/02; A43D8/04; B; B23; B23D; B23D36/00; B26; B26F; B26F1/00; B26F1/38; B26F1/40; B30; B30B; B30B15/00; B30B15/28; B30B15/281; C; C14; C14B; C14B5/00; C14B2700/00; C14B2700/11; C14B2700/113; Y; Y10; Y10T; Y10T83/00; Y10T83/869; Y10T83/8702; Y10T83/8704; Y10T83/8716; Y10T83/8821; Y10T83/8858
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
161 words
IN A PRESS OF THE CLASS DESCRIBED HAVING A PAIR OF PRESSOR MEMBERS, AT LEAST ONE OF WHICH IS MOUNTED FOR MOVEMENT TOWARD AND AWAY FROM THE OTHER, A FLUID PRESSURE OPREATED MOTOR FOR MOVING THE MOVABLE PRESSRE MEMBER, A PUMP DRIVEN BY AN ELECTRIC MOTOR FOR PROVIDING FLUID UNDER PRESSURE FOR OPERATING THE FLUID PRESSURE OPERATED MOTOR AND VALVE MEANS CONNECTED WITH SAID PUMP MEANS AND THE FLUID PRESSURE OPERATED MOTOR FOR CONTROLLING THE FLUID FLOW TO AND FROM THE FLUID PRESSURE OPERATED MOTOR AND OPERATIVE SELECTIVELY TO CAUSE SAID LAST MOTOR TO MOVE SAID MOVABLE MEMBER TOWARD OR AWAY FROM THE OTHER MEMBER AND MANUALLY ACTUATABLE MEANS FOR OPERATING SAID VALVE MEANS TO CAUSE SAID FLUID PRESSURE OPERATED MOTOR TO MOVE THE MOVABLE MEMBER TOWARD THE OTHER, IN COMBINATION THEREWITH, MEANS OPERATIVE IN RESPONSE TO SLOWING OF THE PUMP TO A PREDETERMINED SPEED FOR OPERATING THE VALVE MEANS TO EFFECT MOVEMENT OF THE MOVABLE MEMBER AWAY FROM THE OTHER.
Claim 2
Dependent Claim
161 words
IN A PRESS OF THE CLASS DESCRIBED HAVING A PAIR OF PRESSOR MEMBERS, AT LEAST ONE OF WHICH IS MOUNTED FOR MOVEMENT TOWARD AND AWAY FROM THE OTHER, A FLUID PRESSURE OPREATED MOTOR FOR MOVING THE MOVABLE PRESSRE MEMBER, A PUMP DRIVEN BY AN ELECTRIC MOTOR FOR PROVIDING FLUID UNDER PRESSURE FOR OPERATING THE FLUID PRESSURE OPERATED MOTOR AND VALVE MEANS CONNECTED WITH SAID PUMP MEANS AND THE FLUID PRESSURE OPERATED MOTOR FOR CONTROLLING THE FLUID FLOW TO AND FROM THE FLUID PRESSURE OPERATED MOTOR AND OPERATIVE SELECTIVELY TO CAUSE SAID LAST MOTOR TO MOVE SAID MOVABLE MEMBER TOWARD OR AWAY FROM THE OTHER MEMBER AND MANUALLY ACTUATABLE MEANS FOR OPERATING SAID VALVE MEANS TO CAUSE SAID FLUID PRESSURE OPERATED MOTOR TO MOVE THE MOVABLE MEMBER TOWARD THE OTHER, IN COMBINATION THEREWITH, MEANS OPERATIVE IN RESPONSE TO SLOWING OF THE PUMP TO A PREDETERMINED SPEED FOR OPERATING THE VALVE MEANS TO EFFECT MOVEMENT OF THE MOVABLE MEMBER AWAY FROM THE OTHER.
References Cited (Backward Citations)
US2735976A
Cited
US2777425A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-02 | 1969-11-01 | 1970-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-02 | 1973-11-01 | 1974-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-02 | 1977-11-01 | 1978-05-03 | $7700.00 | Window Closed / Lapsed |