US4911264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automotive mechanic's portable step
Assignee: Individual
•
Filing: 1988-11-25
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Granted: 1990-03-27
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Expires: 2008-11-25
Abstract
Abstract A portable step cooperative with the bumper and wheel of large automotive vehicles for use by mechanics, drivers, and service personnel in achieving access to windshields, windows, and engine compartments for servicing: comprising frame means to hang upon and press against a bumper or a large tire with a step means attached thereto and in various forms in a fixed configuration, or in a collapsible configuration, with means to hang upon a mechanics tool box or to be stowed within a truck, bus, or the like directly, the step being formed of slip resistant material and provided with adjustable stops for proper alignment for use upon a bumper or tire, with an adapter for use on a tire integrally or separately provided.
Inventors
- 👤 Lawrence E. McCafferty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:12
CPC Classifications
B; B60; B60R; B60R3/00; B60R3/007; B25; B25H; B25H5/00
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
433 words
A portable step to be used in cooperation with automotive vehicles comprising in combination: a step member consisting of a frame of tubular material having at least two basic support frame members parallel to one another and a third end frame member attached to one end of each of the basic support frame members; at least one intermediate support frame member parallel to and between the two basic support frame members extending a distance from the end frame member; a transverse member fastened between the two basic support frame members and fastened to the intermediate support frame member; a platform comprising expanded metal with a bead around the outer edge thereof fastened to the basic support frame members and the transverse member the intermediate support frame member and end frame members; a hole drilled through each of the basic support frame members near the ends thereof; a pair of L shaped members on the exterior of each of said basic support frame members drilled in a first leg of each so as to match the hole in each of the basic support frame members and fastened thereto by a bolt through all of said holes in such manner that the platform may be pivotally moved with relation to the L shaped members; a pair of vertical support members of hollow tubular material welded or otherwise affixed at a first end to the second leg of all of said L shaped members so as to comprise two pivotal mounting arrangements on said vertical support members; a leg formed of hollow tubular material fastened to each of said vertical support members depending in a direction away from the direction of said platform, each of said members having a closed end away from the vertical support member said closed end having an opening therein which is threaded; a support foot attached to an elongated threaded member engaged in the threads of each of said leg members in such manner that the foot support member may be adjusted inwardly or outwardly with relation to the vertical support members; an arm member formed of hollow tubular material pivotally mounted to the second end of each of said vertical support members said arm member terminating in an extension of one portion of the tubular material, the other portions thereof having been cut away, and said extension thereof terminating in a hook arrangement suitable to engage with and hold upon the upper portion of an automotive vehicle bumper; and mounting means attached to said entire device in such manner as to allow the device to be hung upon a ledge.
Claim 2
Dependent Claim
433 words
A portable step to be used in cooperation with automotive vehicles comprising in combination: a step member consisting of a frame of tubular material having at least two basic support frame members parallel to one another and a third end frame member attached to one end of each of the basic support frame members; at least one intermediate support frame member parallel to and between the two basic support frame members extending a distance from the end frame member; a transverse member fastened between the two basic support frame members and fastened to the intermediate support frame member; a platform comprising expanded metal with a bead around the outer edge thereof fastened to the basic support frame members and the transverse member the intermediate support frame member and end frame members; a hole drilled through each of the basic support frame members near the ends thereof; a pair of L shaped members on the exterior of each of said basic support frame members drilled in a first leg of each so as to match the hole in each of the basic support frame members and fastened thereto by a bolt through all of said holes in such manner that the platform may be pivotally moved with relation to the L shaped members; a pair of vertical support members of hollow tubular material welded or otherwise affixed at a first end to the second leg of all of said L shaped members so as to comprise two pivotal mounting arrangements on said vertical support members; a leg formed of hollow tubular material fastened to each of said vertical support members depending in a direction away from the direction of said platform, each of said members having a closed end away from the vertical support member said closed end having an opening therein which is threaded; a support foot attached to an elongated threaded member engaged in the threads of each of said leg members in such manner that the foot support member may be adjusted inwardly or outwardly with relation to the vertical support members; an arm member formed of hollow tubular material pivotally mounted to the second end of each of said vertical support members said arm member terminating in an extension of one portion of the tubular material, the other portions thereof having been cut away, and said extension thereof terminating in a hook arrangement suitable to engage with and hold upon the upper portion of an automotive vehicle bumper; and mounting means attached to said entire device in such manner as to allow the device to be hung upon a ledge.
Claim 3
Dependent Claim
166 words
A portable and removable work step to be used in conjunction with automotive vehicles comprising: a pair of hook-like members suitable to engage with and grip upon the upper edge of a bumper of an automotive vehicle; a pair of arms depending outwardly from said hook-like members for a distance; a pair of support members pivotally attached to said arm members and depending therefrom at a 90 degree relationship to said arm members; a frame comprising a pair of frame members pivotally attached to said pair of support members and carrying supporting brace members; at least one pair of support feet carried by the support members in such manner as to rest against the bumper upon which the hook-like members are engages; a platform to stand upon mounted upon the frame members; and storage carrying members attached to the frame members and beneath the platform in such manner that the storage carrying members may engage a horizontally and vertically exposed member of a mechanic's work cabinet.
Claim 4
Dependent Claim
166 words
A portable and removable work step to be used in conjunction with automotive vehicles comprising: a pair of hook-like members suitable to engage with and grip upon the upper edge of a bumper of an automotive vehicle; a pair of arms depending outwardly from said hook-like members for a distance; a pair of support members pivotally attached to said arm members and depending therefrom at a 90 degree relationship to said arm members; a frame comprising a pair of frame members pivotally attached to said pair of support members and carrying supporting brace members; at least one pair of support feet carried by the support members in such manner as to rest against the bumper upon which the hook-like members are engages; a platform to stand upon mounted upon the frame members; and storage carrying members attached to the frame members and beneath the platform in such manner that the storage carrying members may engage a horizontally and vertically exposed member of a mechanic's work cabinet.
Claim 5
Dependent Claim
17 words
The apparatus of claim 2 in which there are at least two pairs of support feet members.
Claim 6
Dependent Claim
41 words
The apparatus of claim 2 wherein the arm members are each hollow and each has a threaded means attached thereto and intercommunicating to the interior thereof and a threaded bolt member cooperative therewith extending into the interior of the hollow arms.
Claim 7
Dependent Claim
52 words
The apparatus of claim 4 wherein means to grip over the top of an automotive tire is provided in conjunction with the arms and the pair of adjustable foot support members is adjustable against the tire in such manner that the entire apparatus may be affixed safely upon an automotive vehicle tire.
Claim 8
Dependent Claim
24 words
The apparatus of claim 5 wherein the means to grip over the top of an automotive tire is adjustable with relation to the arms.
References Cited (Backward Citations)
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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) | 1993-03-26 | 1993-09-25 | 1994-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-03-26 | 1997-09-25 | 1998-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-03-26 | 2001-09-25 | 2002-03-27 | $7700.00 | Window Closed / Lapsed |