CA2475862A1 - Circuit de commande electrohydraulique de fleche telescopique - Google Patents

Circuit de commande electrohydraulique de fleche telescopique Download PDF

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Publication number
CA2475862A1
CA2475862A1 CA002475862A CA2475862A CA2475862A1 CA 2475862 A1 CA2475862 A1 CA 2475862A1 CA 002475862 A CA002475862 A CA 002475862A CA 2475862 A CA2475862 A CA 2475862A CA 2475862 A1 CA2475862 A1 CA 2475862A1
Authority
CA
Canada
Prior art keywords
fluid
movement
solenoid
hydraulic cylinders
valves
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CA002475862A
Other languages
English (en)
Other versions
CA2475862C (fr
Inventor
Henry D. Barthalow
William E. Hull
Claude E. Zimmerman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Grove US LLC
Original Assignee
Individual
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 US08/539,953 external-priority patent/US5927520A/en
Application filed by Individual filed Critical Individual
Publication of CA2475862A1 publication Critical patent/CA2475862A1/fr
Application granted granted Critical
Publication of CA2475862C publication Critical patent/CA2475862C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Fluid-Pressure Circuits (AREA)
  • Servomotors (AREA)
CA002475862A 1995-10-06 1996-10-02 Circuit de commande electrohydraulique de fleche telescopique Expired - Fee Related CA2475862C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/539,953 US5927520A (en) 1995-10-06 1995-10-06 Electro-hydraulic operating system for extensible boom crane
US08/539,953 1995-10-06
CA002187006A CA2187006C (fr) 1995-10-06 1996-10-02 Circuit de commande electrohydraulique de fleche telescopique

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CA002187006A Division CA2187006C (fr) 1995-10-06 1996-10-02 Circuit de commande electrohydraulique de fleche telescopique

Publications (2)

Publication Number Publication Date
CA2475862A1 true CA2475862A1 (fr) 1997-04-07
CA2475862C CA2475862C (fr) 2005-05-10

Family

ID=33098707

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002475862A Expired - Fee Related CA2475862C (fr) 1995-10-06 1996-10-02 Circuit de commande electrohydraulique de fleche telescopique

Country Status (1)

Country Link
CA (1) CA2475862C (fr)

Also Published As

Publication number Publication date
CA2475862C (fr) 2005-05-10

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MKLA Lapsed

Effective date: 20141002