US3205722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Saw bar assembly for power driven reciprocating saws
Assignee: Singer Co
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Filing: 1962-08-06
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Granted: 1965-09-14
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Expires: 1982-08-06
Abstract
No abstract record available.
Inventors
- 👤 Happe Reynold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:01
CPC Classifications
B; B23; B23D; B23D49/00; B23D49/10; B23D49/16; B23D49/162; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18248; Y10T74/18256
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
A SAW BAR ASSEMBLY FOR A POWER DRIVEN RECIPROCATING SAW HAVING A GEAR HOUSING, COMPRISING A REMOVABLE COVER FOR SAID HOUSING, A SAW BAR HAVING A CIRCULAR CROSSSECTION, SPACED BEARINGS SECURED IN SAID COVER FOR SLIDABLY SUPPORTING SAID SAW BAR FOR ENDWISE RECIPROCATORY MOTION ALONG ITS LONGITUDINAL AXIS, A CROSSHEAD ADJUSTABLY SECURED TO SAID SAW BAR, SPACED BOSSES FORMED ON THE INTERIOR OF SAID COVER AND EXTENDING TRANSVERSELY OF SAID SAW BAR AXIS, VERITICALLY-ALIGNED OPEN SLOTS FORMED IN SAID BOSSES AND A SINGLE STATIONARY GUIDE BAR SECURED IN SAID OPEN SLOTS TO STAND PARALLEL TO SAID SAW BAR AXIS, SAID CROSSHEAD BEING FORMED WITH AN ENGAGING PORTION TO RECEIVE SAID GUIDE BAR IN SLIDABLE GUIDING ENGAGEMENT THEREWITH TO PREVENT TURNING OF SAID SAW BAR ABOUT ITS LONGITUDINAL AXIS WITH RESPECT TO SAID BEARINGS.
Claim 2
Dependent Claim
133 words
A SAW BAR ASSEMBLY FOR A POWER DRIVEN RECIPROCATING SAW HAVING A GEAR HOUSING, COMPRISING A REMOVABLE COVER FOR SAID HOUSING, A SAW BAR HAVING A CIRCULAR CROSSSECTION, SPACED BEARINGS SECURED IN SAID COVER FOR SLIDABLY SUPPORTING SAID SAW BAR FOR ENDWISE RECIPROCATORY MOTION ALONG ITS LONGITUDINAL AXIS, A CROSSHEAD ADJUSTABLY SECURED TO SAID SAW BAR, SPACED BOSSES FORMED ON THE INTERIOR OF SAID COVER AND EXTENDING TRANSVERSELY OF SAID SAW BAR AXIS, VERITICALLY-ALIGNED OPEN SLOTS FORMED IN SAID BOSSES AND A SINGLE STATIONARY GUIDE BAR SECURED IN SAID OPEN SLOTS TO STAND PARALLEL TO SAID SAW BAR AXIS, SAID CROSSHEAD BEING FORMED WITH AN ENGAGING PORTION TO RECEIVE SAID GUIDE BAR IN SLIDABLE GUIDING ENGAGEMENT THEREWITH TO PREVENT TURNING OF SAID SAW BAR ABOUT ITS LONGITUDINAL AXIS WITH RESPECT TO SAID BEARINGS.
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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |