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:
Sep. 30, 1980

Filed:

Jan. 26, 1978
Applicant:
Inventor:

Donald W Chapin, Scottsdale, AZ (US);

Assignee:

The Garrett Corporation, Los Angeles, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F15C / ;
U.S. Cl.
CPC ...
137821 ; 2352 / ;
Abstract

A binary fluidic counter which produces two outputs, each having a frequency one-half the frequency of the supply. The counter incorporates a pair of bi-stable fluidic amplifiers, the first receiving a pulsed fluid supply while the second receives a continuous fluid supply and has inputs directly connected with the outputs of the bi-stable director. The second bi-stable amplifier acts as a memory device. Feedback circuits respectively interconnect the outputs of the second memory device with the inputs of the first amplifier. Monostable fluidic OR gates interposed in the feedback circuits respectively permit and prevent interconnection of the outputs of the second amplifier with the inputs of the first amplifier in relation to the pulse signals being transmitted from the first to the second amplifier.


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