Patent US3721356A successfully refreshed from Google Patents.
US3721356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle towing device
Assignee: Individual
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Filing: 1971-04-28
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Granted: 1973-03-20
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Expires: 1991-04-28
Abstract
Abstract A vehicle towing device having a wheeled frame adapted for coupling to one vehicle for towing a second vehicle. The frame is wheeled and has a winch attached to it for lifting a swinging arm pinned at one end to the frame and coupled by means of a cable from the winch to the other end of a swinging arm which also is attached to one or more flexible belts which are adapted to swing under the bumper of a disabled vehicle, with the other end of the belt adapted for connection to the axle in a manner that can be adjusted to place a belt directly under the bumper so that when the winch reels in the cable, it lifts the swing arm to lift the belt on the bumper for lifting one end of the disabled vehicle for towing.
Inventors
- 👤 Neill J Mc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 14:38
CPC Classifications
B; B60; B60P; B60P3/00; B60P3/12; B60P3/125; B60P3/127
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
186 words
Vehicle towing apparatus adapted to be connected to one vehicle for towing a second vehicle comprising in combination: a. a wheeled frame having an upright membered secured to said frame; b. coupling means attached to said wheeled frame for movably coupling said frame to a vehicle; c. lifting means attached to said upright member at the free end, said lifting means including a winch having a flexible cable means operatively connected thereon; d. swing arm means having two end portions and being movably connected to said wheeled frame adjacent the secured end of the upright member at one end portion thereof and to said cable from said winch on the other end portion thereof for swinging said swing arm on said one end portion; e. flexible belt means connected to the other said end portion of said swing arm means; and f. connecting means attached to belt means for connecting said belt means to said vehicle, whereby operation of said lifting means will swing said swing arm means on said frame lifting said flexible belt means for lifting a portion of said vehicle to be towed.
Claim 2
Dependent Claim
186 words
Vehicle towing apparatus adapted to be connected to one vehicle for towing a second vehicle comprising in combination: a. a wheeled frame having an upright membered secured to said frame; b. coupling means attached to said wheeled frame for movably coupling said frame to a vehicle; c. lifting means attached to said upright member at the free end, said lifting means including a winch having a flexible cable means operatively connected thereon; d. swing arm means having two end portions and being movably connected to said wheeled frame adjacent the secured end of the upright member at one end portion thereof and to said cable from said winch on the other end portion thereof for swinging said swing arm on said one end portion; e. flexible belt means connected to the other said end portion of said swing arm means; and f. connecting means attached to belt means for connecting said belt means to said vehicle, whereby operation of said lifting means will swing said swing arm means on said frame lifting said flexible belt means for lifting a portion of said vehicle to be towed.
Claim 3
Dependent Claim
32 words
The apparatus according to claim 1 in which said connecting means include a chain having a hook member on one end and being attached to said belt means on the other end.
Claim 4
Dependent Claim
35 words
The apparatus according to claim 2 in which said chain is connected to said belt means by means of a locking means, said locking means being adapted for locking on any portion of said chain.
Claim 5
Dependent Claim
41 words
The apparatus according to claim 3 in which said belt means is connected at each end to a pair of tubular bars, said locking means being connected to one said bar and said swing arm means to the other said bar.
Claim 6
Dependent Claim
18 words
The apparatus according to claim 4 in which said arm means includes a pair of tubular arm members.
Claim 7
Dependent Claim
17 words
The apparatus according to claim 5 in which said belt means includes a pair of flexible belts.
Claim 8
Dependent Claim
24 words
The apparatus according to claim 1 in which lifting means is a hand operated winch and said flexible cable is a flexible metal cable.
Claim 9
Dependent Claim
68 words
The Apparatus according to claim 3 in which said locking means has a member with a slot in it for passing said chain through; said member being adapted to rotate with said chain passing through said slot whereby a pair of links of said chain will be bent at an angle relative to each other to lock said chain at the position of the bend in said chain.
Claim 10
Dependent Claim
36 words
The apparatus according to claim 1 in which said wheeled frame has the wheels mounted to rotate in said frame with a spring force being applied to the wheel assembly, to dampen oscillations in said wheels.
References Cited (Backward Citations)
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Cited
US2808160A
Cited
US3137401A
Cited
US3522892A
Cited
US3620393A
Cited
US3512664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-19 | 1976-09-18 | 1977-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-19 | 1980-09-18 | 1981-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-19 | 1984-09-18 | 1985-03-20 | $7700.00 | Window Closed / Lapsed |