US3079908A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple blade power hacksaw
Assignee: Saint Gobain Abrasives Inc
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Filing: 1960-11-22
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Granted: 1963-03-05
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Expires: 1980-11-22
Abstract
No abstract record available.
Inventors
- 👤 Grover C Hunt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:25
CPC Classifications
B; B27; B27B; B27B3/00; B27B3/28; B27B3/30; B28; B28D; B28D5/00; B28D5/04; B28D5/042; Y; Y10; Y10T; Y10T83/00; Y10T83/687; Y10T83/705; Y10T83/929; Y10T83/937; Y10T83/9457; Y10T83/9473; Y10T83/9481; Y10T83/9483
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
A FRAME FOR A MULTIPLE BLADE RECIPROCATING SAW COMPRISING A PAIR OF END FRAME MEMBERS HAVING MEANS THEREIN FOR HOLDING THE END PORTIONS OF SAW BLADES, THE HOLDING MEANS IN AT LEAST ONE OF SAID END FRAME MEMBERS COMPRISING TRANSVERSE CLAMPING MEANS FOR HOLDING THE END PORTIONS OF THE SAW BLADES LONGITUDINALLY OF THE FRAME BY FRICTION ONLY, AND LONGITUDINAL FRAME MEMBERS HAVING MEANS ASSOCIATED THEREWITH AND OPERATIVELY CONNECTED TO THE END FRAME MEMBERS FOR FORCING THE END FRAME MEMBERS APART SO AS TO STRETCH TO SUBSTANTIALLY EQUAL TAUTNESS SAW BLADES HELD FRICTIONALLY BY SAID HOLDING MEANS.
Claim 2
Dependent Claim
97 words
A FRAME FOR A MULTIPLE BLADE RECIPROCATING SAW COMPRISING A PAIR OF END FRAME MEMBERS HAVING MEANS THEREIN FOR HOLDING THE END PORTIONS OF SAW BLADES, THE HOLDING MEANS IN AT LEAST ONE OF SAID END FRAME MEMBERS COMPRISING TRANSVERSE CLAMPING MEANS FOR HOLDING THE END PORTIONS OF THE SAW BLADES LONGITUDINALLY OF THE FRAME BY FRICTION ONLY, AND LONGITUDINAL FRAME MEMBERS HAVING MEANS ASSOCIATED THEREWITH AND OPERATIVELY CONNECTED TO THE END FRAME MEMBERS FOR FORCING THE END FRAME MEMBERS APART SO AS TO STRETCH TO SUBSTANTIALLY EQUAL TAUTNESS SAW BLADES HELD FRICTIONALLY BY SAID HOLDING MEANS.
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) | 1966-03-04 | 1966-09-03 | 1967-03-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-04 | 1970-09-03 | 1971-03-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-04 | 1974-09-03 | 1975-03-05 | $7700.00 | Window Closed / Lapsed |