Patent US816129A successfully refreshed from Google Patents.
Patent US3754732A successfully refreshed from Google Patents.
US3754732A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Board-stripping tools
Assignee: Individual
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Filing: 1971-09-07
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Granted: 1973-08-28
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Expires: 1991-09-07
Abstract
Abstract A straight tubular handle one extremity of which is arcuately bent back to form a hook-shaped, semi-circular, prying portion therebeing support-contacting fulcrum elements projecting oppositely outward from the handle adjacent the prying portion and an elongated, board-contacting foot member medially pivoted on the free extremity of the prying portion. The foot member being rotatable in the plane of the prying portion.
Inventors
- 👤 J Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:40
CPC Classifications
B; B65; B65G; B65G7/00; B65G7/12; E; E04; E04G; E04G23/00; E04G23/08; E04G2023/085
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
144 words
A board-stripping tool for removing boards from a supporting element to which they are affixed comprising: a. a relatively straight elongated hollow tubular handle portion; b. a prying portion integral with the handle portion comprising a bent tube of semicircular shape meeting the end of the handle portion in tangential relationship and having its free end disposed 180* from and parallel to said handle portion; c. a fulcrum element extending outwardly from each side of said handle at the point of tangential joinder with the prying portion and being perpendicular to the plane of the prying portion; and d. an elongated foot member medially pivotally mounted on the free end of said prying portion so that it will be urged rearwardly against the back of said boards when either one of said fulcrum elements are forced forwardly against the front of said supporting element.
Claim 2
Dependent Claim
144 words
A board-stripping tool for removing boards from a supporting element to which they are affixed comprising: a. a relatively straight elongated hollow tubular handle portion; b. a prying portion integral with the handle portion comprising a bent tube of semicircular shape meeting the end of the handle portion in tangential relationship and having its free end disposed 180* from and parallel to said handle portion; c. a fulcrum element extending outwardly from each side of said handle at the point of tangential joinder with the prying portion and being perpendicular to the plane of the prying portion; and d. an elongated foot member medially pivotally mounted on the free end of said prying portion so that it will be urged rearwardly against the back of said boards when either one of said fulcrum elements are forced forwardly against the front of said supporting element.
Claim 3
Dependent Claim
53 words
A board-stripping tool as described in claim 1 in which the foot comprises: a. a straight length of angle iron positioned with one of its legs medially pivoted to said free end and with its other leg extending outwardly to flatly contact the back of a board to be stripped by said tool.
Claim 4
Dependent Claim
68 words
A board-stripping tool as described in claim 1 in which the board-contacting foot: a. has a channel-shaped cross section with two upstanding side portions pivoted to and between which the free end of said semi-circular prying portion is pivoted and a straight, flat, elongated, board-contacting foot joining the two upstanding side portions and positioned to contact and strip a board under the prying bias of said prying portion.
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) | 1976-08-27 | 1977-02-26 | 1977-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-27 | 1981-02-26 | 1981-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-27 | 1985-02-26 | 1985-08-28 | $7700.00 | Window Closed / Lapsed |