Title:
Pipe coupler
United States Patent D333179


Inventors:
Mikiya, Toshio (Tokyo, JP)
Makishima, Reichi (Tokyo, JP)
Application Number:
07/584574
Publication Date:
02/09/1993
Filing Date:
09/18/1990
Assignee:
Nitto Kohki Co., Ltd. (Tokyo, JP)
Primary Class:
Field of Search:
D23/259-269, 285/315, 285/316
View Patent Images:
US Patent References:
D315400Quick-connect coupling for a bulkheadMarch, 1991MedvickD23/262
4988129Fluid pipe couplingJanuary, 1991Saito et al.285/316
D313067Quick release couplingDecember, 1990Kotake et al.D23/262
4498658Pipe coupler arrangementFebruary, 1985Mikiya285/316
3507523DISCONNECTABLE COUPLING FOR FLUID PRESSURE LINESApril, 1970Cadley285/316
3359015Quick connect tube couplingDecember, 1967Zahuranec285/316
3473782COUPLING DEVICEOctober, 1967Gessie285/316
3177011Neuter couplingApril, 1965Ogne285/316
3039794Quick disconnect coupling for high pressure fluidsJune, 1962DeConzo285/316
2225610Hose couplingDecember, 1940Christian285/315
2111956Automatic couplingMarch, 1938Baldwin285/315



Primary Examiner:
Largen, James R.
Attorney, Agent or Firm:
Wenderoth, Lind & Ponack
Claims:
1. The ornamental design for pipe coupler, as shown and described.

Description:

FIG. 1 is a perspective view taken from the top, front and left side of a pipe coupler showing our new design;

FIG. 2 is a front elevational view thereof, the rear being a mirror image of the front;

FIG. 3 is a top plan view thereof, the bottom being a mirror image of the top;

FIG. 4 is a left side elevational view thereof; and,

FIG. 5 is a right side elevational view thereof.