US4243219A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable lean-to exercising device
Assignee: Individual
•
Filing: 1978-08-11
•
Granted: 1981-01-06
•
Expires: 1998-08-11
Abstract
Abstract A portable exercising device comprising a weight frame that may be leaned against the top of a door frame for support, which weight frame supports a weight sled or carriage carrying a selective number of weights. The carriage travels along the weight frame and can be pulled from selective heights, depending upon the position of the pulley on the frame about which a line, which is attached to the carriage, is reeved.
Inventors
- 👤 Paul J. Price
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:08
CPC Classifications
A; A63; A63B; A63B21/00; A63B21/15; A63B21/151; A63B21/154; A63B21/06; A63B21/062; A63B21/0626; A63B21/16; A63B21/1681; Y; Y10; Y10S; Y10S482/00; Y10S482/904
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
189 words
A portable exercising device comprising a rectangular frame, which has side frame members, and which is adapted to be leaned and inclined against a door frame and being of greater length than the height of said frame, said rectangular frame being devoid of attaching means either to a wall or floor of a building, said rectangular frame having a weight carrying carriage mounted thereon which is guided along the frame by the inclined side frame members, a line attached at one end to said carriage, a pulley secured at the top portion of said rectangular frame about which said line is entrained, pulley means connected to the intermediate portion of said rectangular frame to enable the intermediate portion of said line to extend at selective heights through the opening of said door frame and substantially at right angles to said rectangular frame, the other end of the line being detachably secured to a sports item held by a user which may be swung forwardly under resistance of the weight of said carriage, whereby a pulling force is applied to said rectangular frame in the direction of said door frame.
Claim 2
Dependent Claim
189 words
A portable exercising device comprising a rectangular frame, which has side frame members, and which is adapted to be leaned and inclined against a door frame and being of greater length than the height of said frame, said rectangular frame being devoid of attaching means either to a wall or floor of a building, said rectangular frame having a weight carrying carriage mounted thereon which is guided along the frame by the inclined side frame members, a line attached at one end to said carriage, a pulley secured at the top portion of said rectangular frame about which said line is entrained, pulley means connected to the intermediate portion of said rectangular frame to enable the intermediate portion of said line to extend at selective heights through the opening of said door frame and substantially at right angles to said rectangular frame, the other end of the line being detachably secured to a sports item held by a user which may be swung forwardly under resistance of the weight of said carriage, whereby a pulling force is applied to said rectangular frame in the direction of said door frame.
Claim 3
Dependent Claim
42 words
A portable sxercising device as recited in claim 1 together with a stop element secured to the top portion of said rectangular frame and engageable with the head portion of said door frame to limit vertically upward movement of said rectangular frame.
Claim 4
Dependent Claim
30 words
An exercising device as recited in claim 1 wherein said sides of the rectangular frame comprise telescoping adjustable rails for selectively increasing or decreasing the length of said rectangular frame.
Claim 5
Dependent Claim
67 words
An exercising device as recited in claim 1 together with a guy rope detachably connected to a central, bottom portion of said rectangular frame, and a rod detachably connected to the extremities of said guy rope, which rod extends beyond the width of a door opening so as to securely hold the bottom of said rectangular frame against sliding away from the bottom of a door opening.
Claim 6
Dependent Claim
17 words
An exercising device as recited in claim 4 together with a spring connected intermediate said guy rope.
Claim 7
Dependent Claim
23 words
An exercising device as recited in claim 1 wherein said carriage has wheels adapted to ride along said sides of said rectangular frame.
References Cited (Backward Citations)
GB190916860A
Cited
US1041020A
Cited
US2134451A
Cited
US2588959A
Cited
US3647209A
Cited
US3746337A
Cited
US3891062A
Cited
US3966203A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-01-06 | 1984-07-07 | 1985-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-01-06 | 1988-07-07 | 1989-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-01-06 | 1992-07-07 | 1993-01-06 | $7700.00 | Window Closed / Lapsed |