Hydraulic or pneumatic actuator unit for valves

Description

FIG. 1 is a top plan view of our design for a hydraulic or pneumatic actuator unit for valves;

FIG. 2 is a front elevation view;

FIG. 3 is a bottom plan view;

FIG. 4 is a rear elevation view;

FIG. 5 is a side elevation view, seen from the right;

FIG. 6 is a side elevation view, seen from the left.

Claims

The ornamental design for a hydraulic or pneumatic actuator unit for valves, as shown.

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Inventors:	Hilpert; Bruno (Diessenhofen, CH), Hunziker; Bruno (Schaffhausen, CH)
Assignee:	Georg Fischer Aktiengesellschaft (Schaffhausen, CH)
Appl. No.:	06/590,726
Filed:	March 19, 1984

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Foreign Application Priority Data

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Sep 19, 1983 [XH]			DM/002880

Current U.S. Class:	D23/249
Field of Search:	;D23/19,20,21,22,27 ;251/58

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References Cited [Referenced By]

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U.S. Patent Documents

D142771	November 1945	Chapman, Jr.
4046350	September 1977	Massey et al.

Other References

Waterman Hydraulic Components Catalog, p. 19, Three Position Valve, top of page..

Primary Examiner: Gandy; James M.
Attorney, Agent or Firm: Toren, McGeady, Stanger, Goldberg & Kiel