NL7603337A - Draagbare, met de hand bediende, hydraulische pijpbuiginrichting. - Google Patents
Draagbare, met de hand bediende, hydraulische pijpbuiginrichting.Info
- Publication number
- NL7603337A NL7603337A NL7603337A NL7603337A NL7603337A NL 7603337 A NL7603337 A NL 7603337A NL 7603337 A NL7603337 A NL 7603337A NL 7603337 A NL7603337 A NL 7603337A NL 7603337 A NL7603337 A NL 7603337A
- Authority
- NL
- Netherlands
- Prior art keywords
- bending device
- hydraulic pipe
- pipe bending
- hand operated
- portable hand
- Prior art date
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
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/06—Bending rods, profiles, or tubes in press brakes or between rams and anvils or abutments; Pliers with forming dies
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/22—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by means of valves
- F04B49/24—Bypassing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B7/00—Piston machines or pumps characterised by having positively-driven valving
- F04B7/0073—Piston machines or pumps characterised by having positively-driven valving the member being of the lost-motion type, e.g. friction-actuated members, or having means for pushing it against or pulling it from its seat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
- F04B9/14—Pumps characterised by muscle-power operation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1220375A IT1023677B (it) | 1975-04-03 | 1975-04-03 | Curvatubi idraulica |
IT5123675A IT1046962B (it) | 1975-09-08 | 1975-09-08 | Curvatubi idraulica |
IT4816276A IT1034200B (it) | 1976-02-18 | 1976-02-18 | Giratusi idraulico portatile ad azionamento manuale |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7603337A true NL7603337A (nl) | 1976-10-05 |
Family
ID=27272812
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7603337A NL7603337A (nl) | 1975-04-03 | 1976-03-31 | Draagbare, met de hand bediende, hydraulische pijpbuiginrichting. |
Country Status (7)
Country | Link |
---|---|
US (1) | US4055069A (xx) |
DE (1) | DE2613621A1 (xx) |
DK (1) | DK161476A (xx) |
ES (1) | ES446644A1 (xx) |
FR (1) | FR2306027A1 (xx) |
GB (1) | GB1502572A (xx) |
NL (1) | NL7603337A (xx) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1095305B (it) * | 1978-04-24 | 1985-08-10 | Belotti Flli | Gruppo motore-pompa e mezzo per il suo azionamento a distanza |
IT1156153B (it) * | 1978-04-06 | 1987-01-28 | Liri Costruzioni Mecc | Perfezionamento in un apparecchio curvatubi idraulico portatile a comando manuale provvisto di testa girevole ed elementi curvanti reversibili per invertire la direzione del la curvatura del tubo |
FR2448061A1 (fr) * | 1979-01-30 | 1980-08-29 | Virax Sa | Perfectionnements aux verins de cintreuse hydraulique a simple effet |
FR2563291A1 (fr) * | 1984-04-20 | 1985-10-25 | Etude Methode Applic Sarl | Verin hydraulique a commande manuelle |
IT208450Z2 (it) * | 1986-11-28 | 1988-05-28 | Liri Costruzioni Mecc | Forcella della sezione curvatura di un apparecchio curvatubi con la sezione comando annettibile provvista di bracci per i supporti a gola del tubo che ha curvato |
US5615572A (en) * | 1995-01-12 | 1997-04-01 | Hunjohn, Inc. | Hydraulic tube bender |
DE19924408A1 (de) * | 1999-05-27 | 2001-01-04 | Rolf W Albert | Mobiles Richtgerät zum Richten von Verkehrsschilder-Pfosten und Pollern |
DE202005003868U1 (de) * | 2005-03-08 | 2005-06-02 | Andreas Lupold Hydrotechnik Gmbh | Hydraulikaggregat |
FI20065538L (fi) * | 2006-08-31 | 2008-03-01 | Th Tarmatic Oy | Työkalu putken taivuttamiseksi |
JP4839188B2 (ja) * | 2006-11-21 | 2011-12-21 | 株式会社ジャパーナ | ゴルフクラブシャフトの角度調整具 |
SE1400089A1 (sv) * | 2014-02-17 | 2015-06-02 | Janos Keller | Anordning vid ett rörbockningsredskap |
CN105240238B (zh) * | 2015-10-13 | 2017-04-19 | 沈阳恒屹实业有限公司 | 一种带有安全装置的手动液压泵 |
CN105344763A (zh) * | 2015-12-15 | 2016-02-24 | 新昌县羽林街道全顺机械厂 | 一种手动弯管机 |
SE541489C2 (sv) * | 2017-11-23 | 2019-10-15 | Janos Keller | Anordning vid ett rörbockningsredskap |
CN112828099A (zh) * | 2020-12-31 | 2021-05-25 | 安徽颍瑞源焊管科技有限公司 | 一种焊管用便于调节的自动弯管装置 |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1948474A (en) * | 1931-02-05 | 1934-02-20 | American Welding Mfg Co | Bending machine |
US2096574A (en) * | 1933-12-13 | 1937-10-19 | William M Denny | Hydraulic pressure tool |
FR782461A (fr) * | 1934-02-26 | 1935-06-05 | Machine pour cintrer les tubes | |
US2254613A (en) * | 1938-08-13 | 1941-09-02 | Matthysse Irving Frederick | Hydraulic press |
US2255985A (en) * | 1939-11-27 | 1941-09-16 | Blackhawk Mfg Co | Pipe bending assemblage |
FR902963A (fr) * | 1943-10-27 | 1945-09-18 | Anciens Etablissements Metivie | Vérin perfectionné pour toutes applications et notamment pour machines à cintrer |
FR1001604A (fr) * | 1946-06-06 | 1952-02-26 | Perfectionnements apportés aux cintreuses hydrauliques | |
DE834942C (de) * | 1950-07-20 | 1952-03-24 | Gustav Knipp | Vorrichtung zum Ablassen der Druckfluessigkeit an hydraulischen Rohrbiegeapparaten |
FR1025005A (fr) * | 1950-08-07 | 1953-04-09 | Cintreuse à tube | |
US2729063A (en) * | 1954-05-14 | 1956-01-03 | Manco Mfg Co | Hydraulic tool |
US2867261A (en) * | 1955-02-23 | 1959-01-06 | Blackhawk Mfg Co | Pipe bender with bend indicator means on pivotal reaction blocks |
NL99603C (xx) * | 1955-02-24 | |||
FR1158643A (fr) * | 1956-09-25 | 1958-06-17 | Virax Sa | Cintreuse à commande hydraulique |
US3073372A (en) * | 1957-10-30 | 1963-01-15 | Lang Ludwig | Apparatus for cold bending of tubular bodies and the like |
-
1976
- 1976-03-30 GB GB12802/76A patent/GB1502572A/en not_active Expired
- 1976-03-30 DE DE19762613621 patent/DE2613621A1/de not_active Ceased
- 1976-03-31 US US05/672,438 patent/US4055069A/en not_active Expired - Lifetime
- 1976-03-31 NL NL7603337A patent/NL7603337A/xx not_active Application Discontinuation
- 1976-04-02 FR FR7609611A patent/FR2306027A1/fr active Granted
- 1976-04-02 DK DK161476A patent/DK161476A/da not_active IP Right Cessation
- 1976-04-02 ES ES446644A patent/ES446644A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DK161476A (da) | 1976-10-04 |
US4055069A (en) | 1977-10-25 |
DE2613621A1 (de) | 1976-10-14 |
FR2306027A1 (fr) | 1976-10-29 |
FR2306027B1 (xx) | 1982-04-16 |
GB1502572A (en) | 1978-03-01 |
ES446644A1 (es) | 1977-10-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
BV | The patent application has lapsed |