AU604673B2 - Hydraulic cylinder-piston unit with mechanical safety stop - Google Patents
Hydraulic cylinder-piston unit with mechanical safety stop Download PDFInfo
- Publication number
- AU604673B2 AU604673B2 AU68313/87A AU6831387A AU604673B2 AU 604673 B2 AU604673 B2 AU 604673B2 AU 68313/87 A AU68313/87 A AU 68313/87A AU 6831387 A AU6831387 A AU 6831387A AU 604673 B2 AU604673 B2 AU 604673B2
- Authority
- AU
- Australia
- Prior art keywords
- cylinder
- piston
- rod
- piston unit
- stop member
- 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.)
- Ceased
Links
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
- F15B15/261—Locking mechanisms using positive interengagement, e.g. balls and grooves, for locking in the end positions
-
- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/0641—Single levers, e.g. parallel links
-
- 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
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/06—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement
- B66F7/08—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported by levers for vertical movement hydraulically or pneumatically operated
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)
- Actuator (AREA)
- Fluid-Pressure Circuits (AREA)
- Forklifts And Lifting Vehicles (AREA)
- Braking Systems And Boosters (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
- Types And Forms Of Lifts (AREA)
- Hydraulic Motors (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8584159A IT1214977B (it) | 1985-12-05 | 1985-12-05 | Martinetto fluodinamico provvistodi dispositivo meccanico disicurezza, particolarmente per ponti sollevatori a pantografo per autoveicoli. |
IT84159/85 | 1985-12-05 |
Publications (2)
Publication Number | Publication Date |
---|---|
AU6831387A AU6831387A (en) | 1987-06-30 |
AU604673B2 true AU604673B2 (en) | 1991-01-03 |
Family
ID=11324937
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU68313/87A Ceased AU604673B2 (en) | 1985-12-05 | 1986-12-02 | Hydraulic cylinder-piston unit with mechanical safety stop |
Country Status (10)
Country | Link |
---|---|
EP (2) | EP0224914B1 (it) |
AT (1) | ATE53896T1 (it) |
AU (1) | AU604673B2 (it) |
CA (1) | CA1302206C (it) |
DE (1) | DE3670888D1 (it) |
ES (1) | ES2013593B3 (it) |
GR (1) | GR3000525T3 (it) |
IL (1) | IL80838A (it) |
IT (1) | IT1214977B (it) |
WO (1) | WO1987003655A1 (it) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1237417B (it) * | 1989-01-18 | 1993-06-01 | Eride Rossato | Dispositivo sollevatore di autoveicoli, particolarmente per carrozzerie. |
IT1282522B1 (it) * | 1995-05-19 | 1998-03-23 | Eride Rossato | Ponte sollevatore a pantografo per autoveicoli |
AU701019B2 (en) * | 1995-11-14 | 1999-01-21 | Hilland Pty Ltd Trading As Edmo Equipment | Vehicle jack and stand |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2540578A (en) * | 1945-09-27 | 1951-02-06 | Lockheed Aircraft Corp | Hydraulic internal locking jack |
AU8484682A (en) * | 1982-06-11 | 1983-12-15 | Terrance Arthur Baroody | Tubing tee joint |
AU557669B2 (en) * | 1981-08-04 | 1987-01-08 | Alfarm Australia Limited | Hydraulic cylinder with locking mechanism |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE211847C (it) * | ||||
USRE25334E (en) * | 1963-02-19 | Piston cylinder apparatus | ||
GB211412A (en) * | 1923-07-23 | 1924-02-21 | Charles Frederick Webb | Improvements relating to pneumatic lifting jacks |
GB490886A (en) * | 1936-11-27 | 1938-08-23 | Servo Frein Dewandre Sa | Control device with pre-determined successive positions |
FR952142A (fr) * | 1946-08-15 | 1949-11-09 | C V Fabriek Voor Auto En Machb | Système de blocage et de freinage |
US3020888A (en) * | 1959-07-02 | 1962-02-13 | Gen Electric | Linear motion-producing device with lock |
US3104593A (en) * | 1960-12-28 | 1963-09-24 | Regent Jack Mfg Co Inc | Fluid actuators |
US3180234A (en) * | 1963-07-25 | 1965-04-27 | Jarry Hydraulics Ltd | Dual-position lockable actuator |
IL67722A0 (en) * | 1982-02-05 | 1983-05-15 | Plessey Overseas | Container with memory |
-
1985
- 1985-12-05 IT IT8584159A patent/IT1214977B/it active
-
1986
- 1986-12-02 AT AT87900094T patent/ATE53896T1/de not_active IP Right Cessation
- 1986-12-02 ES ES86116771T patent/ES2013593B3/es not_active Expired - Lifetime
- 1986-12-02 IL IL80838A patent/IL80838A/xx not_active IP Right Cessation
- 1986-12-02 DE DE8787900094T patent/DE3670888D1/de not_active Expired - Lifetime
- 1986-12-02 WO PCT/EP1986/000696 patent/WO1987003655A1/en active IP Right Grant
- 1986-12-02 EP EP86116771A patent/EP0224914B1/en not_active Expired - Lifetime
- 1986-12-02 AU AU68313/87A patent/AU604673B2/en not_active Ceased
- 1986-12-02 EP EP87900094A patent/EP0293368B1/en not_active Expired - Lifetime
- 1986-12-03 CA CA000524460A patent/CA1302206C/en not_active Expired - Lifetime
-
1990
- 1990-05-31 GR GR90400341T patent/GR3000525T3/el unknown
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2540578A (en) * | 1945-09-27 | 1951-02-06 | Lockheed Aircraft Corp | Hydraulic internal locking jack |
AU557669B2 (en) * | 1981-08-04 | 1987-01-08 | Alfarm Australia Limited | Hydraulic cylinder with locking mechanism |
AU8484682A (en) * | 1982-06-11 | 1983-12-15 | Terrance Arthur Baroody | Tubing tee joint |
Also Published As
Publication number | Publication date |
---|---|
ES2013593B3 (es) | 1990-05-16 |
IT1214977B (it) | 1990-01-31 |
DE3670888D1 (de) | 1990-06-07 |
AU6831387A (en) | 1987-06-30 |
ATE53896T1 (de) | 1990-06-15 |
WO1987003655A1 (en) | 1987-06-18 |
EP0224914B1 (en) | 1990-03-07 |
EP0293368B1 (en) | 1990-05-02 |
CA1302206C (en) | 1992-06-02 |
IT8584159A0 (it) | 1985-12-05 |
EP0224914A1 (en) | 1987-06-10 |
GR3000525T3 (en) | 1991-07-31 |
EP0293368A1 (en) | 1988-12-07 |
IL80838A (en) | 1991-01-31 |
IL80838A0 (en) | 1987-03-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
RU2100568C1 (ru) | Устройство для нефтяных и газовых скважин при их герметизации (варианты) | |
US6279685B1 (en) | Lifting apparatus | |
US4964625A (en) | Hydraulic damper with oil lock mechanism | |
EP0662187A1 (en) | Lock mandrel for downhole assemblies | |
AU604673B2 (en) | Hydraulic cylinder-piston unit with mechanical safety stop | |
ITRE990078A1 (it) | Controventatura interna principale per colonne tubolari montanti di produzione. | |
CN108698180B (zh) | 具有举起功能的夹紧装置 | |
GB2262789A (en) | Fluid actuated camming ring with fluid actuated back-up release piston | |
US4089512A (en) | Pneumatic springs and other telescopic systems | |
KR100915754B1 (ko) | 실린더 장치 | |
EP1260479B1 (en) | Cushioned actuator | |
CN110397644B (zh) | 一种具有回缩位自锁功能的液压缸 | |
US5205203A (en) | Hydraulic cylinder-piston unit provided with a mechanical safety device, particularly for pantograph type motor vehicle lifts | |
US3983789A (en) | Telescopic props | |
FI68516B (fi) | Lyftaggregat vid patientlyftanordningar | |
GB2428231A (en) | Multiple lifting frame comprising locking means for securing the movement sequence of the extendable lifting masts | |
US20090025494A1 (en) | Vertically Movable Slide Unit for an Operating Machine, with an Integrate Anti-Fall Device | |
CN114059964B (zh) | 用于关闭滑套开关的液压式关闭工具及滑套开关工具组件 | |
CN103362890A (zh) | 具有自动行程截断器的流体缸组件 | |
CN114427363B (zh) | 送入工具、尾管悬挂器及包含它们的尾管悬挂总成 | |
US20230108329A1 (en) | Pneumatic telescopic column assembly | |
WO2005122990A1 (en) | An assembly to movably support a seat in a vehicle | |
CN113417595A (zh) | 一种锚定封隔器及其使用方法 | |
KR101283675B1 (ko) | 이물질 유입 차단 커버 적용 가스 스프링 | |
US5601157A (en) | Decklock |