NL123245C - - Google Patents

Info

Publication number: NL123245C
Authority: NL; Netherlands

Application number

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.)

1958-07-04

Publication of NL123245C publication Critical patent/NL123245C/xx

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F1/00—Devices, e.g. jacks, for lifting loads in predetermined steps
- B66F1/02—Devices, e.g. jacks, for lifting loads in predetermined steps with locking elements, e.g. washers, co-operating with posts
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/25—Movable or adjustable work or tool supports
- B23Q1/26—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members
- B23Q1/30—Movable or adjustable work or tool supports characterised by constructional features relating to the co-operation of relatively movable members; Means for preventing relative movement of such members controlled in conjunction with the feed mechanism
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
- B23Q5/22—Feeding members carrying tools or work
- B23Q5/26—Fluid-pressure drives
- B23Q5/266—Fluid-pressure drives with means to control the feed rate by controlling the fluid flow
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/02—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables
- B24B47/06—Drives or gearings; Equipment therefor for performing a reciprocating movement of carriages or work- tables by liquid or gas pressure only
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/30—Constructional features with positive brakes or locks
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F3/00—Devices, e.g. jacks, adapted for uninterrupted lifting of loads
- B66F3/24—Devices, e.g. jacks, adapted for uninterrupted lifting of loads fluid-pressure operated
- B66F3/25—Constructional features
- B66F3/42—Constructional features with self-contained pumps, e.g. actuated by hand
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Life Sciences & Earth Sciences (AREA)
Geology (AREA)
Structural Engineering (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
General Engineering & Computer Science (AREA)
Mechanically-Actuated Valves (AREA)
Clamps And Clips (AREA)

NL123245D 1958-07-04 NL123245C (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DES58864A DE1180921B (en)	1958-07-04	1958-07-04	Safety device for hydraulic or pneumatic lifting platforms

Publications (1)

Publication Number	Publication Date
NL123245C true NL123245C (en)

Family

ID=7492872

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL123245D NL123245C (en)	1958-07-04

Country Status (4)

Country	Link
DE (1)	DE1180921B (en)
FR (1)	FR1229339A (en)
GB (1)	GB893294A (en)
NL (1)	NL123245C (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1227220B (en) *	1961-04-20	1966-10-20	Seppeler Stiftung Fuer Flug Un	Lifting device
GB2152585A (en) *	1984-01-06	1985-08-07	Michael Hung	Locking hydraulic jacks
JP3688592B2 (en) *	2001-03-08	2005-08-31	Ｓｍｃ株式会社	Unlocked state holding mechanism
EP3203090A1 (en) *	2016-02-04	2017-08-09	Tetra Laval Holdings & Finance S.A.	Locking unit
CN108818006A (en) *	2018-07-02	2018-11-16	河北诚航机械制造有限公司	A kind of double cylinder supports structures of the Z axis of three gantry five-shaft linkage numerically controlled machine
CN110530740A (en) *	2019-09-19	2019-12-03	中国科学院武汉岩土力学研究所	Impact test apparatus and anchor pole impact test system
CN111807288B (en) *	2020-05-22	2022-06-10	武汉船用机械有限责任公司	Retracting device for traction rod of trolley
CN112253821B (en) *	2020-11-05	2021-07-30	中国矿业大学	Fast-assembling combined liquid supply valve, use method and fast splicing method
CN117888930B (en) *	2024-03-14	2024-06-07	山西路桥第二工程有限公司	Be arranged in small clear distance tunnel to press from both sides rock reinforcement supporting equipment

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE695705C (en) *	1938-07-14	1940-08-31	Max Von Nickisch Rosenegk Dipl	Backstop device for hydraulically moved pistons
US2505187A (en) *	1946-12-06	1950-04-25	Edwin C Juergens	Hydraulic jack

0
- NL NL123245D patent/NL123245C/xx active
1958
- 1958-07-04 DE DES58864A patent/DE1180921B/en active Pending
1959
- 1959-07-04 FR FR799339A patent/FR1229339A/en not_active Expired
- 1959-07-06 GB GB2313759A patent/GB893294A/en not_active Expired

Also Published As

Publication number	Publication date
FR1229339A (en)	1960-09-06
GB893294A (en)	1962-04-04
DE1180921B (en)	1964-11-05

Publication	Publication Date	Title
IT584249A (en)
AT214638B (en)	1961-04-25
AT221043B (en)	1962-04-25
AT217439B (en)	1961-10-10
AT215747B (en)	1961-06-26
AT213446B (en)	1961-02-27
AT216227B (en)	1961-07-10
AT215751B (en)	1961-06-26
AT213316B (en)	1961-02-10
AT213908B (en)	1961-03-10
AT216831B (en)	1961-08-25
AT213558B (en)	1961-02-27
AT216749B (en)	1961-08-10
AT219868B (en)	1962-02-26
AT219815B (en)	1962-02-26
AT217982B (en)	1961-11-10
AT216803B (en)	1961-08-25
AT213472B (en)	1961-02-27
AT213557B (en)	1961-02-27
NL101166C (en)	1962-05-15
DE1409505C2 (en)	1973-10-18
AT213631B (en)	1961-02-27
AT213670B (en)	1961-02-27
AT213337B (en)	1961-02-10
AT214270B (en)	1961-03-27