Patent US3298667A successfully refreshed from Google Patents.
US3298667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reel jack
Assignee: GRANTHAM AND OLESON ELECTRICAL CONTRACTORS Inc
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Filing: 1965-02-24
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Granted: 1967-01-17
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Expires: 1985-02-24
Abstract
No abstract record available.
Inventors
- 👤 John M Grantham
- 👤 Irik Harry
- 👤 Frank L O'connell
- 👤 Robert R Pecheck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:17
CPC Classifications
B; B66; B66F; B66F3/00; B66F3/08; B66F13/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
212 words
A REEL JACK FOR LIFTING AND SUPPORTING A CABLE REEL WHILE THE CABLE IS UNWOUND FROM THE REEL COMPRISING: A PAIR OF FRAME MEMBERS SPACED APART BY A DISTANCE GREATER THAN THE LENGTH OF SAID REEL; EACH OF SAID FRAME SECTIONS HAVING AN UPWARDLY INCLINED FRAME SURFACE; A MOVABLE MEMBER SLIDABLY SUPPORTED ON EACH OF SAID INCLINED SURFACES; MEANS LOCATED AT THE TOP OF EACH FRAME MEMBER AND CONNECTED WITH ONE OF SAID MOVABLE MEMBERS FOR MOVING SAID MOVABLE MEMBER ALONG SAID INCLINED SURFACE; A SHAFT SUPPORTING MEMBER ATTACHED TO EACH OF SAID MOVABLE MEMBERS FOR ENGAGING OPPOSITE ENDS OF A SHAFT INSERTED THROUGH SAID REEL AND FOR RAISING SAID REEL UPON OPERATION OF SAID MOVING MEANS TO PERMIT UNWINDING OFF SAID CABLE, EACH OF SAID SHAFT SUPPORTING MEMBERS BEING ADJUSTABLE ALONG ONE OF SAID MOVABLE MEMBERS TO PLACE SAID SHAFT SUPPORTING MEMBERS IN ENGAGEMENT WITH THE ENDS OF SAID SHAFT PRIOR TO MOVING OF SAID MOVING MEANS TO RAISE SAID REEL; EACH OF SAID MOVING MEANS COMPRISING A HOLLOW CHANNEL MEMBER HAVING A PORTION SUPPORTED BY SAID INCLINED SURFACE AND CONTAINING AN ELONGATED SLOT; AND A PLURALITY OF GUIDE PINS PROJECTING UPWARDLY FROM SAID INCLINED SURFACE INTO SAID SLOT FOR GUIDING THE MOVEMENT OF SAID CHANNEL MEMBER ALONG SAID INCLINED SURFACE.
Claim 2
Dependent Claim
212 words
A REEL JACK FOR LIFTING AND SUPPORTING A CABLE REEL WHILE THE CABLE IS UNWOUND FROM THE REEL COMPRISING: A PAIR OF FRAME MEMBERS SPACED APART BY A DISTANCE GREATER THAN THE LENGTH OF SAID REEL; EACH OF SAID FRAME SECTIONS HAVING AN UPWARDLY INCLINED FRAME SURFACE; A MOVABLE MEMBER SLIDABLY SUPPORTED ON EACH OF SAID INCLINED SURFACES; MEANS LOCATED AT THE TOP OF EACH FRAME MEMBER AND CONNECTED WITH ONE OF SAID MOVABLE MEMBERS FOR MOVING SAID MOVABLE MEMBER ALONG SAID INCLINED SURFACE; A SHAFT SUPPORTING MEMBER ATTACHED TO EACH OF SAID MOVABLE MEMBERS FOR ENGAGING OPPOSITE ENDS OF A SHAFT INSERTED THROUGH SAID REEL AND FOR RAISING SAID REEL UPON OPERATION OF SAID MOVING MEANS TO PERMIT UNWINDING OFF SAID CABLE, EACH OF SAID SHAFT SUPPORTING MEMBERS BEING ADJUSTABLE ALONG ONE OF SAID MOVABLE MEMBERS TO PLACE SAID SHAFT SUPPORTING MEMBERS IN ENGAGEMENT WITH THE ENDS OF SAID SHAFT PRIOR TO MOVING OF SAID MOVING MEANS TO RAISE SAID REEL; EACH OF SAID MOVING MEANS COMPRISING A HOLLOW CHANNEL MEMBER HAVING A PORTION SUPPORTED BY SAID INCLINED SURFACE AND CONTAINING AN ELONGATED SLOT; AND A PLURALITY OF GUIDE PINS PROJECTING UPWARDLY FROM SAID INCLINED SURFACE INTO SAID SLOT FOR GUIDING THE MOVEMENT OF SAID CHANNEL MEMBER ALONG SAID INCLINED SURFACE.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |