SG109787G - A device for direction control of a double action hydraulic cylinder - Google Patents

A device for direction control of a double action hydraulic cylinder

Info

Publication number
SG109787G
SG109787G SG109787A SG109787A SG109787G SG 109787 G SG109787 G SG 109787G SG 109787 A SG109787 A SG 109787A SG 109787 A SG109787 A SG 109787A SG 109787 G SG109787 G SG 109787G
Authority
SG
Singapore
Prior art keywords
hydraulic cylinder
direction control
double action
action hydraulic
double
Prior art date
Application number
SG109787A
Original Assignee
Otis Eng Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/449,823 external-priority patent/US4571939A/en
Application filed by Otis Eng Co filed Critical Otis Eng Co
Publication of SG109787G publication Critical patent/SG109787G/en

Links

SG109787A 1982-12-14 1987-12-24 A device for direction control of a double action hydraulic cylinder SG109787G (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/449,823 US4571939A (en) 1982-12-14 1982-12-14 Hydraulic well pump
GB08330427A GB2131890B (en) 1982-12-14 1983-11-15 Hydraulic well pump

Publications (1)

Publication Number Publication Date
SG109787G true SG109787G (en) 1989-04-21

Family

ID=26287004

Family Applications (1)

Application Number Title Priority Date Filing Date
SG109787A SG109787G (en) 1982-12-14 1987-12-24 A device for direction control of a double action hydraulic cylinder

Country Status (1)

Country Link
SG (1) SG109787G (en)

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