Coupling for a medical agent tank
United States Patent D329495

Kotake, Naoyuki (Tokyo, JP)
Application Number:
Publication Date:
Filing Date:
Nitto Kohki Co., Ltd. (Tokyo, JP)
Primary Class:
Other Classes:
Field of Search:
D23/262, D23/263, D24/129, D24/111, 251/144, 604/23, 604/32, 604/33
View Patent Images:
US Patent References:
4703775Liquid flow regulatorNovember, 1987Pastrone604/33
4697611Device and method for restricting gas flowOctober, 1987Winland et al.251/144
D282772Aspirator fittingFebruary, 1986FleuryD23/263
4119295Seal for LP gas cylinder valveOctober, 1978Blocker251/144
3052256Removal of liquids from drums or other containersSeptember, 1962Smirles251/144
2530433Valve organizationNovember, 1950Jaegle251/144
2524052ValveOctober, 1950Grant, Jr.251/144

Primary Examiner:
Ansher, Bernard
Assistant Examiner:
Hyder, Philip
Attorney, Agent or Firm:
Wenderoth, Lind & Ponack
1. The ornamental design for a coupling for a medical agent tank, as shown.


FIG. 1 is a perspective view of a coupling for a medical agent tank showing my design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.