Patent US3658327A successfully refreshed from Google Patents.
US3658327A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pull type exercising device
Assignee: Individual
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Filing: 1971-03-10
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Granted: 1972-04-25
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Expires: 1991-03-10
Abstract
Abstract A collapsible exercise device includes a pair of deck portions selectably disposed in extended end-to-end relation for use, and which may be stored or shipped in adjacent relation. One end of the extended deck is supportable on the ground or floor with the opposite end thereof detachably engaging a selectable rung of a support ladder. A carriage travels along rails on the extended deck, and the carriage is movable with respect to the deck by means of pulleys connected thereto.
Inventors
- 👤 Clifford S Thiede
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:20
CPC Classifications
A; A63; A63B; A63B22/00; A63B22/0087; A63B21/00; A63B21/06; A63B21/062; A63B21/0622; A63B21/0626; A63B21/0628; A63B21/068; A63B21/15; A63B21/151; A63B21/154; A63B22/0015; A63B22/0023
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
214 words
An exercise device comprising, a pair of deck portions together forming a substantially flat, reinforced deck comprising said portions in extended, aligned relation, said portions being collapsible relative to one another for shipping and storage in substantially adjacent relation, said deck portions having a construction providing rail portions at either side of said deck, support ladder having a plurality of horizontal rungs positioned to selectively support one end of said reinforced deck at selected elevations, a carriage provided with rollers for traveling along said rail portions, and pulley means comprising pulleys attached to said deck at the end thereof adapted to engage the rungs of said ladder and lines extending through said pulleys from said carriage and back to said carriage for moving said carriage along said deck, said deck portions being hingedly connected to one another about an axis offset below said rail portions as said deck portions are extended to provide said reinforced deck, with ends of said deck portions abutting one another above said axis when said deck portions are extended for holding said deck portions in aligned and rigid relation, said deck portions being provided with end portions which abut one another above said axis, and wherein said axis is offset below the longitudinal center line of said deck portions.
Claim 2
Dependent Claim
214 words
An exercise device comprising, a pair of deck portions together forming a substantially flat, reinforced deck comprising said portions in extended, aligned relation, said portions being collapsible relative to one another for shipping and storage in substantially adjacent relation, said deck portions having a construction providing rail portions at either side of said deck, support ladder having a plurality of horizontal rungs positioned to selectively support one end of said reinforced deck at selected elevations, a carriage provided with rollers for traveling along said rail portions, and pulley means comprising pulleys attached to said deck at the end thereof adapted to engage the rungs of said ladder and lines extending through said pulleys from said carriage and back to said carriage for moving said carriage along said deck, said deck portions being hingedly connected to one another about an axis offset below said rail portions as said deck portions are extended to provide said reinforced deck, with ends of said deck portions abutting one another above said axis when said deck portions are extended for holding said deck portions in aligned and rigid relation, said deck portions being provided with end portions which abut one another above said axis, and wherein said axis is offset below the longitudinal center line of said deck portions.
Claim 3
Dependent Claim
28 words
The device according to claim 1 further including, interfitting aligned extensions disposed upon said end walls for aligning said rail portions with said end walls in abutting relation.
Claim 4
Dependent Claim
59 words
The device according to claim 1 wherein, said deck portions provide a generally flat overall top surface with said deck portions disposed in end-aligned relation, said deck portions being thicker at their hinged ends and providing hinge forming means at such location spaced from the top surface of said deck and said thickened ends providing stiffening of said deck.
Claim 5
Dependent Claim
40 words
The device according to claim 1 provided with hinges comprising, interleaved tabs extending from side walls of said deck portions, and an axle pin extending through said interleaved tabs at a location spaced at a distance below said rail portions.
Claim 6
Dependent Claim
45 words
The device according to claim 1 wherein, said deck portions include aligned end sockets substantially within said rail portions, said device further including longitudinal structural members received in said end sockets for detachably joining said deck portions in extended aligned relation to form said deck.
Claim 7
Dependent Claim
19 words
The device according to claim 1 wherein, said deck portions and said carriage are formed of molded plastic material.
Claim 8
Dependent Claim
15 words
The device according to claim 1 wherein, said deck portions are formed of pressed metal.
Claim 9
Dependent Claim
27 words
The device according to claim 1 wherein, at least one of said deck portions is provided with transverse end slots for engaging rungs of said support ladder.
Claim 10
Dependent Claim
28 words
The device according to claim 1 further including, a foot bar for attachment to said deck at the end therEof opposite the end supported by said support ladder.
Claim 11
Dependent Claim
16 words
An exercise device according to claim 1 wherein, said side rails are formed by tubular members.
Claim 12
Dependent Claim
44 words
An exercise device according to claim 10 which comprises, an alignment member secured in the end of one of said side rails and having an extension projecting into the end of an aligned side rail when said deck portions are borough into end-to-end relation.
Claim 13
Dependent Claim
33 words
An exercise device according to claim 1 wherein, said support ladder includes two frame sections pivotally joined to a cap dimensioned to restrict the amount of open angular relation of said frame sections.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-04-25 | 1975-10-25 | 1976-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-25 | 1979-10-25 | 1980-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-25 | 1983-10-25 | 1984-04-25 | $7700.00 | Window Closed / Lapsed |