Trailer jack
Chambers November 22, 1
U.S. patent number D298,676 [Application Number 06/947,971] was granted by the patent office on 1988-11-22 for trailer jack. This patent grant is currently assigned to Atwood Industries, Inc.. Invention is credited to James W. Chambers.
| United States Patent | D298,676 |
| Chambers | November 22, 1988 |
Trailer jack
Claims
The ornamental design for a trailer jack, as shown and described.
| Inventors: | Chambers; James W. (Rockford, IL) |
|---|---|
| Assignee: | Atwood Industries, Inc.
(Rockford, IL) |
| Appl. No.: | 06/947,971 |
| Filed: | December 30, 1986 |
| Current U.S. Class: | D34/31; D12/106 |
| Field of Search: | ;D34/28,31,32 ;254/45,102,86,94 ;248/351,352 ;280/1 ;D12/106,120 ;D25/67 |
References Cited [Referenced By]
U.S. Patent Documents
| D179821 | March 1957 | Schultz |
| D269420 | June 1983 | McClure, Jr. |
| D281199 | October 1985 | Prawl |
| D291017 | July 1987 | Magness |
| 3733051 | May 1973 | Bollinger |
| 4078774 | March 1978 | Williams |
Other References
|
Camping World, p. 8, Reese Lectra Jack. . Page from Reese 1974 Fact Book, Lectra Jack.RTM.. . Page 11 from A & E Systems Inc. 1984 brochure, Tongue Jack. . Page 4 from H & H Engineering brochure, H & H Power Jacks.. |
Primary Examiner: Burke; Wallace R.
Assistant Examiner: Chin; Kay H.
Attorney, Agent or Firm: Leydig, Voit & Mayer
Description
FIG. 1 is a front perspective view of a trailer jack showing my new design;
FIG. 2 is a rear perspective view thereof;
FIG. 3 is an enlarged side elevational view of the upper housing of the tailer jack, it being understood that the upper housing of the jack is shown separately for convenience of illustration;
FIG. 4 is a front elevational view of FIG. 3;
FIG. 5 is a rear elevational view of FIG. 3; and,
FIG. 6 is a top plan view of FIG. 3.
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