FR1178667A - Dispositif de protection contre les surcharges pour presses mécaniques - Google Patents

Dispositif de protection contre les surcharges pour presses mécaniques

Info

Publication number
FR1178667A
FR1178667A FR1178667DA FR1178667A FR 1178667 A FR1178667 A FR 1178667A FR 1178667D A FR1178667D A FR 1178667DA FR 1178667 A FR1178667 A FR 1178667A
Authority
FR
France
Prior art keywords
protection device
overload protection
mechanical presses
presses
mechanical
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
Application number
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Danly Machine Specialties Inc
Original Assignee
Danly Machine Specialties Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Danly Machine Specialties Inc filed Critical Danly Machine Specialties Inc
Application granted granted Critical
Publication of FR1178667A publication Critical patent/FR1178667A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
    • B30B15/281—Arrangements for preventing distortion of, or damage to, presses or parts thereof overload limiting devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
    • B30B15/281—Arrangements for preventing distortion of, or damage to, presses or parts thereof overload limiting devices
    • B30B15/284—Arrangements for preventing distortion of, or damage to, presses or parts thereof overload limiting devices releasing fluid from a fluid chamber subjected to overload pressure
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/2496—Self-proportioning or correlating systems
    • Y10T137/2559—Self-controlled branched flow systems
    • Y10T137/2574—Bypass or relief controlled by main line fluid condition
    • Y10T137/2605—Pressure responsive

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Control Of Presses (AREA)
  • Press Drives And Press Lines (AREA)
FR1178667D 1956-10-31 1957-07-05 Dispositif de protection contre les surcharges pour presses mécaniques Expired FR1178667A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US619456A US2937733A (en) 1956-10-31 1956-10-31 Overload relief assembly for power presses

Publications (1)

Publication Number Publication Date
FR1178667A true FR1178667A (fr) 1959-05-13

Family

ID=24482011

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1178667D Expired FR1178667A (fr) 1956-10-31 1957-07-05 Dispositif de protection contre les surcharges pour presses mécaniques

Country Status (4)

Country Link
US (1) US2937733A (fr)
DE (2) DE1752358B1 (fr)
FR (1) FR1178667A (fr)
GB (1) GB871019A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2471275A1 (fr) * 1979-12-14 1981-06-19 Ew Bliss Co Paris Procede et dispositif de protection d'une presse a bati assemble

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH386783A (de) * 1961-06-13 1965-01-15 Massey Schlatter Ag Hydraulische Überlast-Sicherungsvorrichtung
US3208219A (en) * 1964-03-25 1965-09-28 Floyd M Williamson Hydraulic system for dies
US3160089A (en) * 1964-04-09 1964-12-08 Niagara Machine & Tool Works Overload relief system for power presses
US3407913A (en) * 1965-08-26 1968-10-29 Aida Iron Works & Co Ltd Safety device in press machine and control device therefor
FR94158E (fr) * 1965-08-26 1969-07-11 Aida Iron Works & Co Dispositif se sécurité dans une machine de compression.
US4015620A (en) * 1974-10-11 1977-04-05 Gulf & Western Manufacturing Company High response unloading valve
US4030336A (en) * 1976-07-09 1977-06-21 Anatoly Sergeevich Grigorenko Hydraulic protection device for presses
JPH0618720Y2 (ja) * 1989-05-09 1994-05-18 アイダエンジニアリング株式会社 プレス機械の過負荷安全装置
US5638748A (en) * 1996-01-25 1997-06-17 The Minster Machine Company Hydraulic overload proportional valving system for a mechanical press
CN114749949B (zh) * 2022-05-18 2023-03-28 无锡贝斯特精机股份有限公司 一种保持夹紧力的液压夹具锁紧机构

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2732851A (en) * 1956-01-31 ashley etal
GB189261A (en) * 1921-09-06 1922-11-30 Massey Ltd B & S Improvements in power presses
US1971937A (en) * 1929-01-16 1934-08-28 Firm L Schuler Ag Power press
US1844250A (en) * 1930-02-01 1932-02-09 Mccord Radiator & Mfg Company Draw press
DE581753C (de) * 1930-09-13 1933-08-02 Schuler L Ag Pressengestell fuer Pressen mit zusammengesetztem Koerper und Fuehrungswerkzeugen
DE614154C (de) * 1933-06-13 1935-06-03 Schuler L Ag Kurbelpresse mit in mehreren Punkten gemeinsam angetriebenem, hydraulisch abgestuetztem Stoessel
DE657540C (de) * 1935-11-20 1938-03-07 Weingarten Vorm Hch Schatz A G Kurbelpresse mit einem gegen mehrere Antriebspunkte durch Fluessigkeitspolster abgestuetzten Stoessel
US2270943A (en) * 1939-03-07 1942-01-27 Messerschmitt Boelkow Blohm Hydraulic system
US2270549A (en) * 1940-01-20 1942-01-20 Gen Tire & Rubber Co Control valve for fluid operated devices
US2286798A (en) * 1940-05-16 1942-06-16 Hydraulic Dev Corp Inc Hydraulic circuit for press brakes
US2367682A (en) * 1943-04-09 1945-01-23 Adel Prec Products Corp Landing gear by-pass valve
US2491279A (en) * 1947-06-25 1949-12-13 Dayton Rogers Mfg Co Safety overload pitman for power presses
US2616543A (en) * 1949-03-19 1952-11-04 Danly Mach Specialties Inc Safety assembly for power presses
DE872733C (de) * 1951-11-16 1953-04-02 Karl Keck Presse mit in mehreren Punkten angetriebenem Stoessel
US2790305A (en) * 1953-01-20 1957-04-30 Electraulic Presses Ltd Control valves for hydraulic presses
US2770342A (en) * 1954-02-01 1956-11-13 Us Industries Inc Overload release assembly for power presses

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2471275A1 (fr) * 1979-12-14 1981-06-19 Ew Bliss Co Paris Procede et dispositif de protection d'une presse a bati assemble

Also Published As

Publication number Publication date
GB871019A (en) 1961-06-21
DE1300029B (de) 1969-07-24
DE1752358B1 (de) 1970-08-27
US2937733A (en) 1960-05-24

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