IT1254243B - Dispositivo di arresto azionato idraulicamente - Google Patents
Dispositivo di arresto azionato idraulicamenteInfo
- Publication number
- IT1254243B IT1254243B ITMI920544A ITMI920544A IT1254243B IT 1254243 B IT1254243 B IT 1254243B IT MI920544 A ITMI920544 A IT MI920544A IT MI920544 A ITMI920544 A IT MI920544A IT 1254243 B IT1254243 B IT 1254243B
- Authority
- IT
- Italy
- Prior art keywords
- ball
- pressure
- movable part
- sleeve
- hydraulically operated
- Prior art date
Links
- 239000012530 fluid Substances 0.000 abstract 1
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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Bearings For Parts Moving Linearly (AREA)
Abstract
Il dispositivo di arresto azionato idraulicamente per una parte movibile longitudinalmente presenta una sfera (21), che è movibile radialmente ed è in grado di entrare ad arresto in posizione di blocco in una cava anulare (14) sulla parte movibile (11). Nello stato sbloccato la sfera è situata in una cava anulare (22) di un manicotto scorrevole (25) e viene ivi ostacolata dal fuoriuscire per mezzo di un secondo manicotto scorrevole (40) disposto scorrevole all'interno di un manicotto (19) fisso sul posto. In questo manicotto fisso sul posto si trova un foro (20), in cui la sfera (21) si trova sempre parzialmente nella posizione sbloccata nonché nella posizione arrestata della parte mobile (11). Lo sblocco avviene mediante pressione di fluido in pressione, che anche tramite un collegamento canaliforme (47 e 48) nella parte movibile si propaga in uno spazio di pressione (49), con la cui pressione viene mossa la parte mobile. (Figura 1)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4107980A DE4107980A1 (de) | 1991-03-13 | 1991-03-13 | Hydraulisch betaetigte rasteinrichtung |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI920544A0 ITMI920544A0 (it) | 1992-03-10 |
ITMI920544A1 ITMI920544A1 (it) | 1993-09-10 |
IT1254243B true IT1254243B (it) | 1995-09-14 |
Family
ID=6427099
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI920544A IT1254243B (it) | 1991-03-13 | 1992-03-10 | Dispositivo di arresto azionato idraulicamente |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE4107980A1 (it) |
FR (1) | FR2674042A1 (it) |
IT (1) | IT1254243B (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0692640A3 (en) * | 1994-06-14 | 1997-07-30 | Rasmussen Kann Ind As | Device operated by a pressurized fluid for opening and closing a skylight or a hatch |
DE29809717U1 (de) | 1998-05-29 | 1998-08-20 | Bümach Engineering International B.V., Emmen | Endlagenverriegelung hydraulischer Arbeitszylinder |
DE10343714B4 (de) * | 2003-09-20 | 2005-12-08 | Niemann, Wolfgang, Dipl.-Ing. | Verriegelbarer Pneumatikzylinder |
DE102010000107A1 (de) * | 2010-01-18 | 2011-07-21 | HYDROPNEU Fritz Daumüller GmbH, 73760 | Einrichtung mit einem Zylindergehäuse, einem Kolben und einer Kolbenstange |
DE102010012158A1 (de) * | 2010-03-20 | 2011-09-22 | Hydac Filtertechnik Gmbh | Vorrichtung zum Verriegeln eines axial verschiebbaren Bauteils einer hydraulischen Anlage |
US9464645B2 (en) * | 2014-03-19 | 2016-10-11 | Marathonnorco Aerospace, Inc. | Pull then lift hold open rod lock mechanism |
CN104405726B (zh) * | 2014-11-17 | 2018-03-13 | 徐州耐克盾机械制造有限公司 | 一种自锁油缸 |
CN108006011A (zh) * | 2017-11-30 | 2018-05-08 | 徐州徐工液压件有限公司 | 具有锁止定位功能的双出杆液压缸 |
CN112664505A (zh) * | 2020-12-15 | 2021-04-16 | 广西工业职业技术学院 | 一种短程的增力锁紧、解锁、推离的气动装置 |
CN117163474B (zh) * | 2023-11-03 | 2024-03-15 | 江苏硕世生物科技股份有限公司 | 一种诊断剂运输用的多重密封式容纳盒 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2360535A (en) * | 1942-08-12 | 1944-10-17 | Lockheed Aircraft Corp | Hydraulic locking mechanism |
US2713328A (en) * | 1951-08-11 | 1955-07-19 | Haskel Engineering Associates | Fluid actuator with integral mechanical locking means |
US2813518A (en) * | 1954-03-29 | 1957-11-19 | Haskel Engineering Associates | Fluid actuator with integral mechanical locking means |
US2887991A (en) * | 1954-03-29 | 1959-05-26 | Haskel Engineering Associates | Fluid actuator with locking means |
US3397620A (en) * | 1966-10-06 | 1968-08-20 | Milwaukee Cylinder Corp | Fluid actuator with annular piston locking means |
FR1558534A (it) * | 1968-01-09 | 1969-02-28 | ||
DE7426429U (de) * | 1974-08-02 | 1974-12-19 | Esser K Kg | Mit einem Druckmedium beaufschlagbarer Arbeitszylinder |
DE2911071C2 (de) * | 1979-03-21 | 1985-08-29 | 4515 Bad Essen Fa. Rolf Andexser | Verriegelung für Kolben von Druckmittelzylindern |
DE3018920C2 (de) * | 1980-05-17 | 1986-01-09 | Rolf 4515 Bad Essen Andexser | Verriegelung für Kolben von Druckmittelzylindern |
DE3732561A1 (de) * | 1987-09-26 | 1989-04-13 | Daimler Benz Ag | Verriegelbarer hydraulikzylinder |
DE3942348A1 (de) * | 1989-12-21 | 1991-06-27 | Pacoma Hydraulik Gmbh | Verriegelbarer hydraulikzylinder |
-
1991
- 1991-03-13 DE DE4107980A patent/DE4107980A1/de not_active Withdrawn
-
1992
- 1992-03-10 IT ITMI920544A patent/IT1254243B/it active IP Right Grant
- 1992-03-13 FR FR9203057A patent/FR2674042A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
FR2674042A1 (fr) | 1992-09-18 |
ITMI920544A1 (it) | 1993-09-10 |
ITMI920544A0 (it) | 1992-03-10 |
DE4107980A1 (de) | 1992-09-17 |
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Legal Events
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0001 | Granted |