Diaphragm-type process pump for transferring various fluids by moving a diaphragm with compressed air

Description

FIG. 1 is a front view.

FIG. 2 is a rear view.

FIG. 3 is a plan view.

FIG. 4 is a right-hand side view.

FIG. 5 is a left-hand side view.

FIG. 6 is a sectional view taken along the line 6--6, in which illustration of the internal mechanism is partly omitted; and,

FIG. 7 is a reference perspective view.

A bottom view is omitted because it is in symmetry with the plan view.

Claims

An ornamental design for a diaphragm-type process pump for transferring various fluids by moving a diaphragm with compressed air, as shown and described.

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Inventors:	Kagami; Tsuyoshi (Yawara-mura, JP), Iwata; Tomoyuki (Yawara-mura, JP)
Assignee:	SMC Corporation (Tokyo, JP)
Appl. No.:	D/150,465
Filed:	November 14, 2001

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Foreign Application Priority Data

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May 28, 2001 [JP]			2001-015252

Current U.S. Class:	D15/7
Current International Class:	1502
Field of Search:	;D15/7-9 ;417/40,410.1,413.1,423.3 ;200/84B

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References Cited [Referenced By]

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U.S. Patent Documents

D338018	August 1993	Willinger et al.
D374075	September 1996	Lee
D387067	December 1997	Gaffney
D426553	June 2000	Jack et al.
D428422	July 2000	Wang
D436360	January 2001	Murayama
D436361	January 2001	Yu-Chin
D436968	January 2001	Cook
D439341	March 2001	Tumey et al.
D454885	March 2002	Murayama et al.

Primary Examiner: Seifert; Ralf
Attorney, Agent or Firm: Baker Botts L.L.P.