Patent
   D398504
Priority
Apr 17 1995
Filed
May 07 1997
Issued
Sep 22 1998
Expiry
Sep 22 2012
Assg.orig
Entity
unknown
6
4
n/a
The ornamental design for an apparatus for advancing axially aligned pipes telescopically into or out of engagement, as shown and described.

FIG. 1 is perspective view of the apparatus for advancing axially aligned pipes telescopically into or out of engagement showing my new design;

FIG. 2 is a top plan view thereof without the ratchet handle;

FIG. 3 is a front view thereof without the rachet handle, the rear view being a mirror image thereof;

FIG. 4 is a right end view thereof;

FIG. 5 is a left end view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a front view with the ratchet handle.

The ratchet handles have not been shown in figure drawings 2-6 for ease of illustration.

Yamashita, Tamotsu

Patent Priority Assignee Title
7093863, Jun 08 2000 United States Pipe and Foundry Company, LLC Restraining gasket for mechanical joints of pipes
7104573, Jun 08 2000 United States Pipe and Foundry Company, LLC Energized restraining gasket for mechanical joints of pipes
7108289, Jun 08 2000 United States Pipe and Foundry Company, LLC Restraining gasket for mechanical joints of pipes
7137653, Sep 25 2003 United States Pipe and Foundry Company, LLC Centroidally twistable compression ring for pipe joints
D623292, Sep 30 2009 Toshiba Medical Systems Corporation Puncture adapter for a probe of an ultrasonic diagnosis apparatus
D778135, Feb 27 2014 Robert Bosch GmbH Clamp apparatus
Patent Priority Assignee Title
2670174,
3988819, Sep 07 1973 Kabushiki Kaisha Suiken Apparatus for inserting small-diameter pipe into large-diameter pipe and/or pulling the former out of the latter
889315,
D322207, Mar 31 1989 Drive chain tightener and holder
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Executed onAssignorAssigneeConveyanceFrameReelDoc
May 07 1997Suiken Technology Co., Ltd.(assignment on the face of the patent)
May 16 1997YAMASHITA, TAMOTSUSUIKEN TECHNOLOGY CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0088310128 pdf
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