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.
Patent No.:
Date of Patent:
Jun. 20, 1989
Filed:
May. 05, 1988
Junichi Kose, Kanagawa, JP;
Nobuyuki Seto, Kanagawa, JP;
Fuji Photo Film Co., Ltd., Kanagawa, JP;
Abstract
An apparatus for detecting circulating liquid flow in a machine for automatically processing a photographic light-sensitive material is disclosed in which a branch pipe opened at a position higher than a liquid level of a processing liquid is vertically provided on the suction side of a circulating pump of a processing liquid circulating system provided outside a processing tank for circulating the processing liquid in the processing tank. A liquid level detecting electrode is provided in said opening portion so that the lower end of the electrode is positioned on the same level as or a position a little lower than the liquid level of the processing tank. A contact electrode is provided so as to be in contact with the processing liquid.