Patent US3779517A successfully refreshed from Google Patents.
US3779517A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame and jack assembly
Assignee: NVF CO
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Filing: 1972-04-25
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Granted: 1973-12-18
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Expires: 1992-04-25
Abstract
Abstract A frame and jack assembly, the frame being substantially rectangularly shaped and including spaced apart vehicle supporting tracks and spaced apart, transverse track supporting cross frame members connecting the tracks together, said jack including a forwardly extending, vertically movable lifting structure, said cross frame members secured to said lifting structure for movement therewith to elevate a vehicle supported on said tracks to a position to facilitate the performance of work thereon.
Inventors
- 👤 J Fisher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:24
CPC Classifications
B; B66; B66F; B66F7/00; B66F7/02; B66F7/04
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
144 words
A frame and jack assembly for lifting and supporting a wheeled vehicle such as a snowmobile, golfcart, riding lawnmower, motorcycle and the like, in an elevated position for repairs or maintenance thereon, comprising a lifting jack means, jack support means on a lower portion of the jack means to support the jack means in an operative position, a vertically movable lifting bracket means carried by the jack means proximate the jack support means, substantially horizontal frame adaptor means removably connected to said lifting bracket means for vertical movement therewith and adjustable relative to said lifting bracket means in a first horizontal direction, and substantially flat, elongate, horizontal, vehicle wheel engaging and supporting track means removably and adjustably connected to said frame adaptor means and horizontally adjustable in a second direction relative to said lifting bracket means, to support wheeled vehicles of different size thereon.
Claim 2
Dependent Claim
144 words
A frame and jack assembly for lifting and supporting a wheeled vehicle such as a snowmobile, golfcart, riding lawnmower, motorcycle and the like, in an elevated position for repairs or maintenance thereon, comprising a lifting jack means, jack support means on a lower portion of the jack means to support the jack means in an operative position, a vertically movable lifting bracket means carried by the jack means proximate the jack support means, substantially horizontal frame adaptor means removably connected to said lifting bracket means for vertical movement therewith and adjustable relative to said lifting bracket means in a first horizontal direction, and substantially flat, elongate, horizontal, vehicle wheel engaging and supporting track means removably and adjustably connected to said frame adaptor means and horizontally adjustable in a second direction relative to said lifting bracket means, to support wheeled vehicles of different size thereon.
Claim 3
Dependent Claim
25 words
A frame and jack assembly as in claim 1, wherein said frame adaptor means and said track means comprise an attachment for a conventional jack.
Claim 4
Dependent Claim
78 words
An attachment for a jack as in claim 2, wherein said frame adaptor means includes a pair of frame adaptors connected to said lifting bracket means on opposite sides thereof and each having a generally T-shaped configuration, said frame adaptors each including an attachment arm for attachment to said lifting bracket means and a transverse cross frame member connected intermediate its ends to one end of said arm, said track means being supported on said cross frame members.
Claim 5
Dependent Claim
45 words
An attachment for a jack as in claim 3, wherein said support track means includes a pair of elongate tracks supported on the opposite ends of the cross frame members in spanning relationship to the cross frame members at opposite sides of the lifting bracket.
Claim 6
Dependent Claim
49 words
An attachment for a jack as in claim 4, wherein said tracks each include a flat rectangular bottom plate and bracket means on the underside thereof for at least partially embracing the cross frame members to properly locate and hold the tracks in position on the cross frame members.
Claim 7
Dependent Claim
48 words
An attachment for a jack as in claim 5, wherein the tracks include a front track and a spaced rear track, the bracket means on the front track comprising tubular brackets having a rectangular cross-sectional configuration and telescopically received over the adjacent ends of the cRoss frame members.
Claim 8
Dependent Claim
56 words
An attachment for a jack as in claim 6, wherein the bracket means on the rear track comprises a pair of depending flanges adjacent each end of the track and in substantial alignment with the brackets on the front track, said flanges of each pair being positioned on opposite sides of a respective cross frame member.
Claim 9
Dependent Claim
27 words
An attachment for a jack as in claim 7, wherein a plurality of openings are through the opposite end portions of each of said cross frame members.
Claim 10
Dependent Claim
44 words
An attachment for a jack as in claim 8, wherein pin means extend through aligned openings in the bracket means and an adjacent one of the openings in the cross frame members to secure the tracks in adjusted position on the cross frame members.
Claim 11
Dependent Claim
17 words
An attachment for a jack as in claim 9, wherein said track has an upturned end thereon.
Claim 12
Dependent Claim
29 words
An attachment for a jack as in claim 10, wherein the other end of each track has a hinge means thereon and an inclined loading ramp hingedly connected thereto.
Claim 13
Dependent Claim
44 words
An attachment for a jack as in claim 11, wherein a support bracket is connected to the underside of each track adjacent said other end thereof for supporting and maintaining the tracks in substantially horizontal position during loading and unloading of an article thereon.
Claim 14
Dependent Claim
36 words
An attachment for a jack as in claim 6, wherein a locking plate is secured to the underside of the rear track for wedging engagement with the lifting bracket to lock the rear track in position.
Claim 15
Dependent Claim
44 words
An attachment for a jack as in claim 5, wherein a pair of wheel chock means are pivotally connected to the rear track, and positionable over the bottom plate in transverse relationship thereto to block the wheel of an article received on the track.
Claim 16
Dependent Claim
37 words
An attachment for a jack as in claim 14, wherein the front track has an upturned flange along the front or outer edge thereof, and the rear track has an upturned flange along the back edge thereof.
Claim 17
Dependent Claim
35 words
An attachment for a jack as in claim 14, wherein the front track has a downturned flange along the outer edge thereof and the rear track has an upturned flange along the back edge thereof.
Claim 18
Dependent Claim
32 words
An attachment for a jack as in claim 4, wherein a large rectangular platform or sheet of material is placed on the tracks in spanning relationship thereto to support an article thereon.
Claim 19
Dependent Claim
31 words
An attachment for a jack as in claim 16, wherein a large rectangular platform sheet of material is placed on the tracks in spanning relationship thereto to support an article thereon.
Claim 20
Dependent Claim
35 words
An attachment for a jack as in claim 1, wherein a pair of swing-out stabilizer arms are pivotally connected to opposite side portions of a base of said jack to prevent tipping of said jack.
Claim 21
Dependent Claim
50 words
An attachment for a jack as in claim 3, wherein stabilizing means are telescopically received in the forward ends of said cross frame members, said stabilizing means including a vertical support leg hingedly joined to a horizontal connecting member telescopically received in the forward end of the cross frame members.
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) | 1976-12-17 | 1977-06-18 | 1977-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-17 | 1981-06-18 | 1981-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-17 | 1985-06-18 | 1985-12-18 | $7700.00 | Window Closed / Lapsed |