NL7801234A - CYLINDER PISTON UNIT WITH LOCKABLE PISTON. - Google Patents

CYLINDER PISTON UNIT WITH LOCKABLE PISTON.

Info

Publication number: NL7801234A
Authority: NL; Netherlands
Prior art keywords: piston; lockable; unit; cylinder; cylinder piston
Prior art date: 1977-02-16

Application number

NL7801234A

Other languages

Dutch (nl)

Original Assignee

Ruthmann Maschf Anton

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.)

1977-02-16

Filing date

1978-02-02

Publication date

1978-08-18

1978-02-02 Application filed by Ruthmann Maschf Anton filed Critical Ruthmann Maschf Anton

1978-08-18 Publication of NL7801234A publication Critical patent/NL7801234A/en

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/26—Locking mechanisms
- F15B15/262—Locking mechanisms using friction, e.g. brake pads
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/26—Locking mechanisms
- F15B15/261—Locking mechanisms using positive interengagement, e.g. balls and grooves, for locking in the end positions

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Actuator (AREA)
Fluid-Damping Devices (AREA)

NL7801234A 1977-02-16 1978-02-02 CYLINDER PISTON UNIT WITH LOCKABLE PISTON. NL7801234A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19772706442 DE2706442C2 (en)	1977-02-16	1977-02-16	Cylinder-piston unit with lockable piston

Publications (1)

Publication Number	Publication Date
NL7801234A true NL7801234A (en)	1978-08-18

Family

ID=6001280

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7801234A NL7801234A (en)	1977-02-16	1978-02-02	CYLINDER PISTON UNIT WITH LOCKABLE PISTON.

Country Status (5)

Country	Link
DE (1)	DE2706442C2 (en)
DK (1)	DK67778A (en)
FR (1)	FR2381193A1 (en)
GB (1)	GB1586621A (en)
NL (1)	NL7801234A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB0308409D0 (en) *	2003-04-11	2003-05-21	Hill Ian	Locking mechanism for a linear actuator
DE102005042510A1 (en) *	2005-09-07	2007-03-15	Airbus Deutschland Gmbh	Locking mechanism for fixing linear actuator, has locking element that is positively engageable with several locking elements at discrete positions of cylinder in lengthwise direction to fix rod to cylinder
ATE488648T1 (en)	2006-09-13	2010-12-15	Ian Hill	CLUTCH FOR EXCAVATORS
GB0816335D0 (en)	2008-09-08	2008-10-15	Hill Ian	Coupler with gravity operated safety device
GB201010269D0 (en)	2010-06-18	2010-08-04	Hill Ian	Hydraulic coupler with attachment pin retention system
NZ599352A (en)	2009-09-22	2013-12-20	Ian Hill	Hydraulic coupler with pin retention system for coupling an attachment to a work machine
GB2474576B (en)	2009-10-16	2014-03-19	Ian Hill	Coupler
GB2474572B (en)	2009-10-16	2014-11-26	Hill Engineering Ltd	Control system for a hydraulic coupler
CN102797724B (en) *	2012-08-24	2015-11-18	无锡市裕神液压机械有限公司	With the oil cylinder of mechanical protection
CN103899598B (en) *	2014-03-25	2016-03-02	东南大学	Internal expansion type locking cylinder manual-operated emergent tripper and method
CN104632781B (en) *	2014-12-26	2017-02-01	徐州重型机械有限公司	Expanding oil cylinder, super-lifting device, crane and method
US12279557B2 (en)	2021-11-05	2025-04-22	Cnh Industrial America Llc	Piston lock system for agricultural equipment
CN117886250A (en) *	2024-03-15	2024-04-16	三一重型装备有限公司	Piston rod locking mechanism, jack and hydraulic support

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2625910A (en) *	1951-03-22	1953-01-20	Michalak Stanley	Piston cylinder apparatus
US2811951A (en) *	1954-08-31	1957-11-05	Gen Motors Corp	Actuator and locking means therefor
DE1895972U (en) *	1961-01-03	1964-07-02	Licentia Gmbh	DOUBLE-SIDED HYDRAULIC PISTON FOR ACTUATOR.
US3270621A (en) *	1964-04-30	1966-09-06	Reynolds Metals Co	Hydraulic actuator and locking mechanism
GB1188100A (en) *	1967-10-07	1970-04-15	Dinglerwerke Aktiengesellschft	Fluid Operated Motors
DE6607298U (en) *	1967-10-07	1971-02-18	Dingler Werke Ag	LOCKING DEVICE IN THE FORM OF A SPREADING RING BRAKE FOR HYDRAULICALLY OR PNEUMATICALLY ACTUATED VARIATOR UNITS
DE2502381A1 (en) *	1975-01-22	1976-07-29	Wabco Westinghouse Gmbh	DOUBLE-SIDED PNEUMATIC WORK CYLINDER WITH STEPLESS LOCKING

1977
- 1977-02-16 DE DE19772706442 patent/DE2706442C2/en not_active Expired
1978
- 1978-02-02 NL NL7801234A patent/NL7801234A/en not_active Application Discontinuation
- 1978-02-10 FR FR7803747A patent/FR2381193A1/en active Granted
- 1978-02-14 GB GB579678A patent/GB1586621A/en not_active Expired
- 1978-02-15 DK DK67778A patent/DK67778A/en not_active Application Discontinuation

Also Published As

Publication number	Publication date
DK67778A (en)	1978-08-17
GB1586621A (en)	1981-03-25
DE2706442C2 (en)	1982-12-30
FR2381193B1 (en)	1982-07-16
FR2381193A1 (en)	1978-09-15
DE2706442A1 (en)	1978-08-17

Publication	Publication Date	Title
BR8008274A (en)	1981-07-07	PISTON CYLINDER DEVICE
BR8004271A (en)	1981-01-27	PISTON ARRANGEMENT
BE864690A (en)	1978-09-11	PISTON
AT375444B (en)	1984-08-10	PISTON PISTON ENGINE
NL7801234A (en)	1978-08-18	CYLINDER PISTON UNIT WITH LOCKABLE PISTON.
SE7804755L (en)	1978-10-28	PISTON AND CYLINDER UNIT
AT363582B (en)	1981-08-10	PISTON PUMP
BR7802479A (en)	1978-12-26	MACHINE WITH AXIAL PISTON
SE7800209L (en)	1978-07-11	VERMEVEXLINGS CYLINDER
NL7714344A (en)	1978-08-08	PISTON.
NL7804532A (en)	1978-11-14	MULTI-CYLINDER PISTON MACHINE.
IT7827886A0 (en)	1978-09-20	COOLABLE CYLINDER.
AT382102B (en)	1987-01-12	HYDRAULIC PISTON CYLINDER DEVICE
AT374250B (en)	1984-03-26	NOISE-INSULATED PISTON PISTON ENGINE
SE7804969L (en)	1978-10-31	PRESSURE CYLINDER UNIT
AT357042B (en)	1980-06-10	PISTON PUMP
NL7805752A (en)	1978-11-28	NON-CLAMPING PISTON.
NL7803584A (en)	1978-11-08	TWO STROKE ENGINE.
DD136413A5 (en)	1979-07-04	PISTON PUMP
AT354294B (en)	1979-12-27	DOUBLE CYLINDER LOCK
IT7819545A0 (en)	1978-01-24	LOCK CYLINDER.
SE7702083L (en)	1977-09-06	WORKING CYLINDER
NL7805339A (en)	1978-11-21	PISTON COMPRESSOR.
SE7703007L (en)	1978-09-17	PISTON PUMP
ES225815Y (en)	1977-09-01	PERFECTED PISTON.

Legal Events

Date	Code	Title	Description
1984-10-01	BV	The patent application has lapsed