Tubular frame jack
United States Patent D561423
US Patent References:
Floor jack
Glover et al. - February, 1982 - D263128

Hydraulic circuit system for one-touch jack and its structure
Hung - May, 1998 - 5755099

Hydraulic floor jack
Lin - September, 1998 - D398730

Oil return loop of a hydraulic cylinder
Hung - September, 1999 - 5946912

Oil circuit of a jack for rising object to preset position rapidly
Hung - March, 2001 - 6199379


Inventors:
Kuen, Law Kam (Kowloon, HK)
Application Number:
D/276338
Publication Date:
02/05/2008
Filing Date:
01/23/2007
View Patent Images:
Assignee:
Shinn Fu Corporation (Lu Chu Hsiang, TW)
Primary Class:
International Classes:
(IPC1-7): 1205
Field of Search:
D34/31, D34/28, 254/93H, 254/DIG.3, 254/2B, 254/8B, 254/88, 254/84, 254/9B, 254/11
US Patent References:
D442345Trolley jackMay, 2001Lee et al.D34/31
D485039Floor jackJanuary, 2004Hussaini et al.D34/31
D538502Low profile automobile jackMarch, 2007HernandezD34/31
Other References:
Omega® Aluminum Racing Jack, Operating Instructions & Parts Manual, Model No. 26020, OIPM#26020-RJ3, © 2003 (pp. 1-6).
Pro-Lift® Hydraulic Floor Jack, Operating Instructions & Parts Manual, Model Nos. F-2330, F-2365, F-395 and F-368, No. OIPM#FJ-03, © 2003 (pp. 1-6).
Primary Examiner:
Ramirez, Cynthia E.
Attorney, Agent or Firm:
Lathrop & Gage LC
Claims:
CLAIM

1. The ornamental design for a tubular frame jack, as shown and described.

Description:

The present document contains material related to the material of copending, cofiled, U.S. Design patent applications Ser. No. 29/276,337, entitled Low Profile Tubular Frame Jack and U.S. Utility patent application Ser. No. 11/625,980, entitled: Tubular Frame Lifting Apparatus, the disclosures of which are hereby incorporated herein by reference.

FIG. 1 is a rear perspective view of the tubular frame jack, with the lift arm in a retracted position;

FIG. 2 is a left side view of the tubular frame jack, shown in FIG. 1;

FIG. 3 is a right side view of the tubular frame jack, shown in FIG. 1;

FIG. 4 is a top view of the tubular frame jack, shown in FIG. 1;

FIG. 5 is a bottom view of the tubular frame jack, shown in FIG. 1;

FIG. 6 is a front view of the tubular frame jack, shown in FIG. 1;

FIG. 7 is a rear view of the tubular frame jack, shown in FIG. 1; and,

FIG. 8 is a rear perspective view of the tubular frame jack, shown in FIG. 1, with the lift arm in an extended position.

In FIGS. 1–8, the details shown in broken lines are for illustrative purposes only and form no part of the claimed design.