FR2129879B1 - - Google Patents
Info
- Publication number
- FR2129879B1 FR2129879B1 FR7109525A FR7109525A FR2129879B1 FR 2129879 B1 FR2129879 B1 FR 2129879B1 FR 7109525 A FR7109525 A FR 7109525A FR 7109525 A FR7109525 A FR 7109525A FR 2129879 B1 FR2129879 B1 FR 2129879B1
- Authority
- FR
- France
- 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.)
- Expired
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/67—Mould opening, closing or clamping devices hydraulic
- B29C45/6764—Mould opening, closing or clamping devices hydraulic using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement
-
- 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
- F15B15/204—Control means for piston speed or actuating force without external control, e.g. control valve inside the piston
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Reciprocating Pumps (AREA)
- Press Drives And Press Lines (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7109525A FR2129879B1 (de) | 1971-03-18 | 1971-03-18 | |
DE19722211288 DE2211288A1 (de) | 1971-03-18 | 1972-03-09 | Verfahren zur Beaufschlagung eines veränderlichen Flächenbereiches eines in einem Zylinder beweglichen Kolbens, mit einem hydraulischen Steuermedium und zur Durchführung dieses Verfahrens eingerichtete Pressvorrichtung |
US00234087A US3817152A (en) | 1971-03-18 | 1972-03-13 | Hydraulic jack |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7109525A FR2129879B1 (de) | 1971-03-18 | 1971-03-18 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2129879A1 FR2129879A1 (de) | 1972-11-03 |
FR2129879B1 true FR2129879B1 (de) | 1974-10-11 |
Family
ID=9073745
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7109525A Expired FR2129879B1 (de) | 1971-03-18 | 1971-03-18 |
Country Status (3)
Country | Link |
---|---|
US (1) | US3817152A (de) |
DE (1) | DE2211288A1 (de) |
FR (1) | FR2129879B1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4258609A (en) * | 1977-10-11 | 1981-03-31 | Conway John P | Dual speed hydraulic piston assembly |
JPS5693227A (en) * | 1979-12-27 | 1981-07-28 | Hitachi Ltd | Hydraulic driving unit |
US4348943A (en) * | 1980-04-28 | 1982-09-14 | Hydroacoustics Inc. | Hydraulic press apparatus |
DE3319465A1 (de) * | 1983-05-28 | 1984-11-29 | Alfred Teves Gmbh, 6000 Frankfurt | Hydraulischer kraftverstaerker |
US4557181A (en) * | 1983-12-13 | 1985-12-10 | American Standard Inc. | Brake cylinder/air reservoir device |
FR2562611A1 (fr) * | 1984-04-09 | 1985-10-11 | Alberti Rosette | Procede d'alimentation des verins hydrauliques et verins hydrauliques mettant en oeuvre le procede |
ES8504584A1 (es) * | 1984-06-27 | 1985-05-01 | Bendiberica Sa | Mecanismo de direccion asistida compacto |
FR2657039B1 (fr) * | 1990-01-13 | 1996-01-05 | Wagner Paul Heinz | Visseuse motorisee entrainee par la pression. |
US5209154A (en) * | 1990-11-08 | 1993-05-11 | Allied-Signal Inc. | Dual area brake actuation piston mechanism |
DE4104856A1 (de) * | 1991-02-16 | 1991-10-31 | Krupp Maschinentechnik | Antriebseinrichtung fuer ein abbruchwerkzeug |
FI99266C (fi) * | 1996-03-15 | 1998-02-10 | Tamrock Oy | Sovitelma paineväliainesylinterissä |
AT411034B (de) * | 2001-02-14 | 2003-09-25 | Hoerbiger Hydraulik | Hydraulische spannvorrichtung |
CN103671349A (zh) * | 2012-08-31 | 2014-03-26 | 苏州立注机械有限公司 | 一种合模油缸上盖 |
DE102015102806A1 (de) | 2015-02-27 | 2016-09-01 | Gustav Klauke Gmbh | Verfahren zum Betreiben eines hydraulisch betriebenen Handgerätes sowie hydraulisch betriebenes Handgerät |
DE102016111874A1 (de) | 2016-06-29 | 2018-01-04 | Gustav Klauke Gmbh | Verfahren zum Betreiben eines hydraulisch betriebenen Handgerätes sowie hydraulisch betriebenes Handgerät |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US487132A (en) * | 1892-11-29 | Engine | ||
US2502547A (en) * | 1948-05-11 | 1950-04-04 | Denison Eng Co | Hydraulic apparatus |
GB654191A (en) * | 1949-07-12 | 1951-06-13 | Laycock Engineering Company Lt | Improvements in or relating to hydraulic jacks, presses and like hydraulic apparatus |
GB843328A (en) * | 1957-08-26 | 1960-08-04 | Nat Automatic Tool Company Inc | Improvements in and relating to control devices for hydraulic rams |
CH485948A (de) * | 1966-12-14 | 1970-02-15 | Frieseke & Hoepfner Gmbh | Schubkolbentrieb mit Eilhub und Krafthub |
US3476019A (en) * | 1967-09-08 | 1969-11-04 | Berg Mfg & Sales Co | Air-assisted emergency spring brake assembly |
-
1971
- 1971-03-18 FR FR7109525A patent/FR2129879B1/fr not_active Expired
-
1972
- 1972-03-09 DE DE19722211288 patent/DE2211288A1/de not_active Withdrawn
- 1972-03-13 US US00234087A patent/US3817152A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2129879A1 (de) | 1972-11-03 |
DE2211288A1 (de) | 1972-09-21 |
US3817152A (en) | 1974-06-18 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
ST | Notification of lapse |