US3096831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Power hammer
Assignee: Vulcan Iron Works Inc
•
Filing: 1960-12-27
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Granted: 1963-07-09
•
Expires: 1980-12-27
Abstract
No abstract record available.
Inventors
- 👤 Campbell V Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:13
CPC Classifications
E; E02; E02D; E02D7/00; E02D7/02; E02D7/06; E02D7/10; B; B21; B21J; B21J7/00; B21J7/02; B21J7/04; Y; Y10; Y10T; Y10T403/00; Y10T403/61
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
88 words
A POWER HAMMER COMPRISING A CYLINDER MEMBER, A PISTON MEMBER OPERATING IN SAID CYLINDER MEMBER AND HAVING A SLOT IN ONE END THEREOF, MEANS FOR SUPPLYING MOTIVE FLUID TO SAID CYLINDER TO OPERATE SAID PISTON, A RAM, AND A CONNECTING ROD MEMBER HAVING A COMPLEMENTARY TONGUE AT ONE END LOOSELY POSITIONED IN SAID SLOT PROVIDING CLEARANCE BETWEEN THE SIDES OF SAID TONGUE AND SAID SLOT TO ALLOW FOR SLIGHT MISALIGNMENT BETWEEN THE PISTON MEMBER AND THE CONNECTING ROD MEMBER AND HAVING ITS OTHER END SECURED TO SAID RAM.
Claim 2
Dependent Claim
88 words
A POWER HAMMER COMPRISING A CYLINDER MEMBER, A PISTON MEMBER OPERATING IN SAID CYLINDER MEMBER AND HAVING A SLOT IN ONE END THEREOF, MEANS FOR SUPPLYING MOTIVE FLUID TO SAID CYLINDER TO OPERATE SAID PISTON, A RAM, AND A CONNECTING ROD MEMBER HAVING A COMPLEMENTARY TONGUE AT ONE END LOOSELY POSITIONED IN SAID SLOT PROVIDING CLEARANCE BETWEEN THE SIDES OF SAID TONGUE AND SAID SLOT TO ALLOW FOR SLIGHT MISALIGNMENT BETWEEN THE PISTON MEMBER AND THE CONNECTING ROD MEMBER AND HAVING ITS OTHER END SECURED TO SAID RAM.
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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) | 1966-07-08 | 1967-01-07 | 1967-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-08 | 1971-01-07 | 1971-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-08 | 1975-01-07 | 1975-07-09 | $7700.00 | Window Closed / Lapsed |