JPS4815550B1 - - Google Patents
Info
- Publication number
- JPS4815550B1 JPS4815550B1 JP44049679A JP4967969A JPS4815550B1 JP S4815550 B1 JPS4815550 B1 JP S4815550B1 JP 44049679 A JP44049679 A JP 44049679A JP 4967969 A JP4967969 A JP 4967969A JP S4815550 B1 JPS4815550 B1 JP S4815550B1
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D15/00—Shearing machines or shearing devices cutting by blades which move parallel to themselves
- B23D15/12—Shearing machines or shearing devices cutting by blades which move parallel to themselves characterised by drives or gearings therefor
- B23D15/14—Shearing machines or shearing devices cutting by blades which move parallel to themselves characterised by drives or gearings therefor actuated by fluid or gas pressure
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- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/01—Bending sheet metal along straight lines, e.g. to form simple curves between rams and anvils or abutments
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- 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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/02—Bending sheet metal along straight lines, e.g. to form simple curves on press brakes without making use of clamping means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/16—Control arrangements for fluid-driven presses
- B30B15/24—Control arrangements for fluid-driven presses controlling the movement of a plurality of actuating members to maintain parallel movement of the platen or press beam
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- 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
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more servomotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Pressure Circuits (AREA)
- Press Drives And Press Lines (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
- Control Of Presses (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP44049679A JPS4815550B1 (ja) | 1969-06-25 | 1969-06-25 | |
US48193A US3680339A (en) | 1969-06-25 | 1970-06-22 | Work start synchronizer in plural press brakes coupling operation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP44049679A JPS4815550B1 (ja) | 1969-06-25 | 1969-06-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4815550B1 true JPS4815550B1 (ja) | 1973-05-15 |
Family
ID=12837848
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP44049679A Pending JPS4815550B1 (ja) | 1969-06-25 | 1969-06-25 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3680339A (ja) |
JP (1) | JPS4815550B1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6283151U (ja) * | 1985-11-11 | 1987-05-27 |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4445357A (en) * | 1980-11-03 | 1984-05-01 | Kaiser Steel Corporation | Pipe press |
JPS5836422Y2 (ja) * | 1981-01-29 | 1983-08-16 | 株式会社神戸製鋼所 | アプセツタ |
FR2507941A1 (fr) * | 1981-06-19 | 1982-12-24 | Mercier J | Perfectionnements aux machines-outils, en particulier aux machines a cintrer |
FR2521469B1 (fr) * | 1982-02-12 | 1985-05-31 | Promecan Sisson Lehmann | Cisaille a lame curviligne a commande hydraulique asservie |
NL1004820C2 (nl) * | 1996-12-18 | 1997-12-23 | Delem B V | Werkwijze voor het besturen van een buigpers en buigpers voorzien van besturingsmiddelen voor het besturen van de buigpers volgens de werkwijze. |
US6012314A (en) * | 1997-07-30 | 2000-01-11 | Northrop Grumman Corporation | Individual motor pin module |
US7047738B2 (en) * | 2004-02-09 | 2006-05-23 | Jr Automation Technologies, Llc | Hydraulic system for synchronized extension of multiple cylinders |
US7322190B2 (en) | 2004-02-09 | 2008-01-29 | Jr Automation Technologies Llc | Hydraulic system for synchronized extension of multiple cylinders |
US7134280B2 (en) * | 2004-02-09 | 2006-11-14 | J.R. Automation Technologies, Llc | Hydraulic system for synchronized extension of multiple cylinders |
CN100391705C (zh) * | 2006-06-29 | 2008-06-04 | 沈阳重型机械集团有限责任公司 | 单层热压机液压-机械复合同步机构 |
US7926410B2 (en) * | 2007-05-01 | 2011-04-19 | J.R. Automation Technologies, L.L.C. | Hydraulic circuit for synchronized horizontal extension of cylinders |
US10882208B2 (en) * | 2018-11-13 | 2021-01-05 | Shane Fiore | Portable lumber adjuster |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2764869A (en) * | 1954-08-19 | 1956-10-02 | Origins Inc | Means for synchronizing the travel of two or more traveling work elements |
US3469435A (en) * | 1966-08-08 | 1969-09-30 | Niagara Machine & Tool Works | Level control for hydraulic press brakes and the like |
US3393635A (en) * | 1966-08-25 | 1968-07-23 | Pacific Press & Shear Corp | Independently operable press brakes having tandem coupling means |
-
1969
- 1969-06-25 JP JP44049679A patent/JPS4815550B1/ja active Pending
-
1970
- 1970-06-22 US US48193A patent/US3680339A/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6283151U (ja) * | 1985-11-11 | 1987-05-27 |
Also Published As
Publication number | Publication date |
---|---|
US3680339A (en) | 1972-08-01 |