The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 15, 1993

Filed:

Oct. 28, 1991
Applicant:
Inventor:

Shigeru Okada, Fujinomoya, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M / ;
U.S. Cl.
CPC ...
604 34 ; 604151 ; 604153 ; 604250 ; 417474 ; 251-7 ; 251-9 ; 128D / ;
Abstract

A transfusion pump 10 is that 1 when the door 13 is opened to set the tube, the clamping member 53 is retained in engagement with the first unclamp retaining portion 61 by manual operation so as to be set at the unclamp position, 2 when the door 13 is closed after the tube has been set, the clamping member 53 is released from its engagement with the first unclamp retaining portion 61 by the first unclamp releasing portion 63, and retained in engagement with the second unclamp retaining portion 64 so as to be set at the unclamp position, and 3 when the door 13 is opened after its closing, the clamping member 53 loses its engagement with the second unclamp retaining portion 64 so as to be set at the clamp position.


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