Patent US3085812A successfully refreshed from Google Patents.
US3085812A
Expired / Lapsed
US
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Pressing tools
Assignee: Loewy Engineering Co Ltd
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Filing: 1960-10-26
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Granted: 1963-04-16
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Expires: 1980-10-26
Abstract
No abstract record available.
Inventors
- 👤 Rosenthal Salli
- 👤 Salter Frank Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:51
CPC Classifications
B; B21; B21C; B21C25/00; Y; Y10; Y10T; Y10T279/00; Y10T279/12; Y10T279/1241; Y10T279/17; Y10T279/17761; Y10T279/33
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A DEVICE FOR SECURING A PRESSING TOOL OF A PRESS TO A SOCKET-SHAPED HOLDER, SAID TOOL HAVING A STEM PORTION AND A HEAD PORTION, THE LATTER ENTERING AN OPENING OF SAID HOLDER, SAID DEVICE COMPRISING A PLURALITY OF LOCKING PLUNGERS RADIALLY MOVABLE WITH RESPECT TO THE TOOL AXIS, SAID HEAD PORTION CARRYING A CIRCUMFERENTIAL GROOVE INTO WHICH SAID PLUNGERS ARE MOVABLE, SO AS TO ENGAGE THEREWITH, THE DIRECTION OF MOVEMENT OF SAID PLUNGERS BEING INCLINED RELATIVE TO THE TOOL AXIS, SO AS TO EXERT A THRUST ON THE HEAD PORTION OF THE TOOL WHICH HAS A COMPONENT PARALLEL TO THE TOOL AXIS.
Claim 2
Independent Claim
102 words
A DEVICE FOR SECURING A PRESSING TOOL OF A PRESS TO A SOCKET-SHAPED HOLDER, SAID TOOL HAVING A STEM PORTION AND A HEAD PORTION, THE LATTER ENTERING AN OPENING OF SAID HOLDER, SAID DEVICE COMPRISING A PLURALITY OF LOCKING PLUNGERS RADIALLY MOVABLE WITH RESPECT TO THE TOOL AXIS, SAID HEAD PORTION CARRYING A CIRCUMFERENTIAL GROOVE INTO WHICH SAID PLUNGERS ARE MOVABLE, SO AS TO ENGAGE THEREWITH, THE DIRECTION OF MOVEMENT OF SAID PLUNGERS BEING INCLINED RELATIVE TO THE TOOL AXIS, SO AS TO EXERT A THRUST ON THE HEAD PORTION OF THE TOOL WHICH HAS A COMPONENT PARALLEL TO THE TOOL AXIS.
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) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |