FR2642491B1 - Cylindre a simple effet notamment pour amortisseur de machine-outil - Google Patents
Cylindre a simple effet notamment pour amortisseur de machine-outilInfo
- Publication number
- FR2642491B1 FR2642491B1 FR8915979A FR8915979A FR2642491B1 FR 2642491 B1 FR2642491 B1 FR 2642491B1 FR 8915979 A FR8915979 A FR 8915979A FR 8915979 A FR8915979 A FR 8915979A FR 2642491 B1 FR2642491 B1 FR 2642491B1
- Authority
- FR
- France
- Prior art keywords
- machine tool
- shock absorber
- acting cylinder
- tool shock
- acting
- 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.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
- B21D24/02—Die-cushions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/0064—Counterbalancing means for movable press elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
- F16F9/04—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall
- F16F9/049—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum in a chamber with a flexible wall multi-chamber units
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Fluid-Damping Devices (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/304,186 US4930336A (en) | 1987-01-22 | 1989-01-30 | Single action cylinder |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2642491A1 FR2642491A1 (fr) | 1990-08-03 |
FR2642491B1 true FR2642491B1 (fr) | 1993-10-01 |
Family
ID=23175452
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8915979A Expired - Fee Related FR2642491B1 (fr) | 1989-01-30 | 1989-12-04 | Cylindre a simple effet notamment pour amortisseur de machine-outil |
Country Status (8)
Country | Link |
---|---|
US (1) | US4930336A (fr) |
JP (1) | JPH0328536A (fr) |
CA (1) | CA1291003C (fr) |
DE (1) | DE3933728C2 (fr) |
ES (1) | ES2017870A6 (fr) |
FR (1) | FR2642491B1 (fr) |
GB (1) | GB2227546B (fr) |
IT (1) | IT1237933B (fr) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2331789Y (zh) * | 1998-03-16 | 1999-08-04 | 黄显忠 | 多气垫组合式缓冲避震器 |
US6460396B1 (en) | 1998-12-01 | 2002-10-08 | Metalforming Controls Corp. | Power press |
US6237381B1 (en) | 1998-12-01 | 2001-05-29 | Smedberg Industries, Ltd. | Power press ram force modulation and apparatus for use therewith |
US6427577B1 (en) | 1998-12-10 | 2002-08-06 | Novellant Technologies, Llc | Load bearing apparatus for use with fluid power systems |
US10941828B2 (en) | 2002-06-25 | 2021-03-09 | Fox Factory, Inc. | Gas spring with travel control |
US7703585B2 (en) | 2002-06-25 | 2010-04-27 | Fox Factory, Inc. | Integrated and self-contained suspension assembly having an on-the-fly adjustable air spring |
US8464850B2 (en) | 2006-11-16 | 2013-06-18 | Fox Factory, Inc. | Gas spring curve control in an adjustable-volume gas-pressurized device |
US20080296814A1 (en) | 2002-06-25 | 2008-12-04 | Joseph Franklin | Gas spring with travel control |
US7963509B2 (en) | 2007-01-31 | 2011-06-21 | Fox Factory, Inc. | Travel control for a gas spring and gas spring having very short travel modes |
DE10348103B4 (de) * | 2003-10-16 | 2006-01-26 | Continental Aktiengesellschaft | Faltenbalg-Luftfederbein |
DE202005006364U1 (de) * | 2005-04-20 | 2006-05-11 | Rs Elektronik Gmbh | Bearbeitungseinrichtung, insbesondere Pressschweißeinrichtung |
US8468931B2 (en) * | 2010-03-17 | 2013-06-25 | James B. Johnson | Electro-mechanical control system for positioning fluid motors |
JP6215548B2 (ja) * | 2013-03-23 | 2017-10-18 | 株式会社エーエス | 空気ばねと免震又は制振機構用機器 |
US20160288306A1 (en) * | 2015-04-06 | 2016-10-06 | Caterpillar Inc. | Hydraulic hammer having self-contained gas spring |
US11041539B1 (en) * | 2020-10-05 | 2021-06-22 | United States Of America As Represented By The Administrator Of Nasa | Bi-directional damping system |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2773686A (en) * | 1947-09-17 | 1956-12-11 | Gen Motors Corp | Air spring |
US2827283A (en) * | 1954-07-14 | 1958-03-18 | Chesapeake & Ohio Railway | Air spring with damping valve |
US2887089A (en) * | 1955-06-22 | 1959-05-19 | Ohio Commw Eng Co | Gas plating apparatus |
US2887069A (en) * | 1955-12-15 | 1959-05-19 | Gen Steel Castings Corp | Air spring railway truck |
US2902291A (en) * | 1956-08-03 | 1959-09-01 | Canadian Car Company Ltd | Vehicle pneumatic suspension system |
DE1090108B (de) * | 1956-09-19 | 1960-09-29 | Daimler Benz Ag | Luftfederung, insbesondere fuer Lastkraftwagen od. ae. Fahrzeuge |
GB982064A (en) * | 1963-12-20 | 1965-02-03 | Beissbarth Osmond | Vehicle jack |
US3664653A (en) * | 1969-12-29 | 1972-05-23 | Brooks Walker | Energy absorber |
JPS56131850A (en) * | 1980-03-18 | 1981-10-15 | Nakatomi Kurimoto | Air spring with long stroke |
JPS59137637A (ja) * | 1983-01-28 | 1984-08-07 | Nakatomi Kurimoto | 長ストロ−クのエアバネ |
JPS59137636A (ja) * | 1983-01-28 | 1984-08-07 | Nakatomi Kurimoto | 長ストロ−クのエアバネ |
US4560150A (en) * | 1983-11-25 | 1985-12-24 | Imperial Clevite Inc. | Dry viscous spring strut |
US4577842A (en) * | 1983-11-25 | 1986-03-25 | Imperial Clevite Inc. | Self-stabilizing dry viscous spring damper |
US4674911A (en) * | 1984-06-13 | 1987-06-23 | Energy Absorption Systems, Inc. | Energy absorbing pneumatic crash cushion |
US4796460A (en) * | 1986-09-26 | 1989-01-10 | Kenneth L. Smedberg | Cushion construction including snubber |
US4860571A (en) * | 1986-09-26 | 1989-08-29 | Kenneth L. Smedberg | Power press with improved cushioning system |
US4732033A (en) * | 1986-09-26 | 1988-03-22 | Kenneth L. Smedberg | Pneumatic die cushion |
US4736615A (en) * | 1987-01-22 | 1988-04-12 | Kenneth L. Smedberg | Pneumatic press counterbalance |
US4825681A (en) * | 1987-01-22 | 1989-05-02 | Kenneth L. Smedberg | Pneumatic press counterbalance and cushion construction |
-
1989
- 1989-01-30 US US07/304,186 patent/US4930336A/en not_active Expired - Lifetime
- 1989-09-25 CA CA000612752A patent/CA1291003C/fr not_active Expired
- 1989-10-09 DE DE3933728A patent/DE3933728C2/de not_active Expired - Fee Related
- 1989-10-16 JP JP1268857A patent/JPH0328536A/ja active Pending
- 1989-11-28 GB GB8926873A patent/GB2227546B/en not_active Expired - Fee Related
- 1989-12-04 ES ES8904127A patent/ES2017870A6/es not_active Expired - Lifetime
- 1989-12-04 FR FR8915979A patent/FR2642491B1/fr not_active Expired - Fee Related
- 1989-12-29 IT IT02288689A patent/IT1237933B/it active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE3933728C2 (de) | 1995-04-06 |
IT1237933B (it) | 1993-06-18 |
GB2227546B (en) | 1993-01-13 |
ES2017870A6 (es) | 1991-03-01 |
CA1291003C (fr) | 1991-10-22 |
FR2642491A1 (fr) | 1990-08-03 |
IT8922886A0 (it) | 1989-12-29 |
GB2227546A (en) | 1990-08-01 |
DE3933728A1 (de) | 1990-07-05 |
JPH0328536A (ja) | 1991-02-06 |
US4930336A (en) | 1990-06-05 |
GB8926873D0 (en) | 1990-01-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |