GB1275747A - Improvements relating to hydraulic ram safety devices - Google Patents

Improvements relating to hydraulic ram safety devices

Info

Publication number
GB1275747A
GB1275747A GB28793/68A GB2879368A GB1275747A GB 1275747 A GB1275747 A GB 1275747A GB 28793/68 A GB28793/68 A GB 28793/68A GB 2879368 A GB2879368 A GB 2879368A GB 1275747 A GB1275747 A GB 1275747A
Authority
GB
United Kingdom
Prior art keywords
cylinder
closed end
ram
closed
june
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
GB28793/68A
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.)
Bomford and Evershed Ltd
Original Assignee
Bomford and Evershed Ltd
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 Bomford and Evershed Ltd filed Critical Bomford and Evershed Ltd
Priority to GB28793/68A priority Critical patent/GB1275747A/en
Priority to FR6919960A priority patent/FR2011071A1/fr
Priority to DE19691930621 priority patent/DE1930621A1/de
Priority to US833553A priority patent/US3593616A/en
Publication of GB1275747A publication Critical patent/GB1275747A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/1423—Component parts; Constructional details
    • F15B15/1447—Pistons; Piston to piston rod assemblies
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
    • A01B61/00—Devices for, or parts of, agricultural machines or implements for preventing overstrain
    • A01B61/04—Devices for, or parts of, agricultural machines or implements for preventing overstrain of the connection between tools and carrier beam or frame
    • A01B61/044—Devices for, or parts of, agricultural machines or implements for preventing overstrain of the connection between tools and carrier beam or frame the connection enabling a yielding pivoting movement around a substantially horizontal and transverse axis
    • A01B61/046—Devices for, or parts of, agricultural machines or implements for preventing overstrain of the connection between tools and carrier beam or frame the connection enabling a yielding pivoting movement around a substantially horizontal and transverse axis the device including an energy accumulator for restoring the tool to its working position
    • 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
    • F15B15/08—Characterised by the construction of the motor unit
    • F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
    • F15B15/149—Fluid interconnections, e.g. fluid connectors, passages

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Soil Sciences (AREA)
  • Environmental Sciences (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Harvester Elements (AREA)
GB28793/68A 1968-06-17 1968-06-17 Improvements relating to hydraulic ram safety devices Expired GB1275747A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB28793/68A GB1275747A (en) 1968-06-17 1968-06-17 Improvements relating to hydraulic ram safety devices
FR6919960A FR2011071A1 (enExample) 1968-06-17 1969-06-16
DE19691930621 DE1930621A1 (de) 1968-06-17 1969-06-16 Hydraulische Sicherheits- oder UEberlastungsschutzvorrichtung
US833553A US3593616A (en) 1968-06-17 1969-06-16 Hydraulic safety or overload release mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB28793/68A GB1275747A (en) 1968-06-17 1968-06-17 Improvements relating to hydraulic ram safety devices

Publications (1)

Publication Number Publication Date
GB1275747A true GB1275747A (en) 1972-05-24

Family

ID=10281261

Family Applications (1)

Application Number Title Priority Date Filing Date
GB28793/68A Expired GB1275747A (en) 1968-06-17 1968-06-17 Improvements relating to hydraulic ram safety devices

Country Status (4)

Country Link
US (1) US3593616A (enExample)
DE (1) DE1930621A1 (enExample)
FR (1) FR2011071A1 (enExample)
GB (1) GB1275747A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3417447A1 (de) * 1984-05-11 1985-11-21 E.P.E. Budde GmbH, 5980 Werdohl Vorrichtung zur erfassung der endlagen eines hydraulikzylinders

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1329562A (en) * 1969-09-25 1973-09-12 Sperry Rand Australia Ltd Fluid operated actuator for movable members
DE2818850C2 (de) * 1978-04-28 1983-04-07 Maschinenfabriken Bernard Krone Gmbh, 4441 Spelle Schneidvorrichtung für Halm- und/oder Blattgut
US4266909A (en) * 1979-01-29 1981-05-12 Westendorf Manufacturing Co. Means for hydraulic self-leveling of a loader bucket
DE2904805C2 (de) * 1979-02-08 1987-03-26 Schröder, Werner, 8157 Dietramszell Druckluftgetriebener Arbeitszylinder
FR2449391A1 (fr) * 1979-02-23 1980-09-19 Moulet Andre Perfectionnement aux sous-soleuses
DE3330670A1 (de) * 1983-08-25 1985-03-14 J. und H. Büter Maschinenfabrik GmbH, 4472 Haren Doppeltwirkende kolben-zylinder-einheit
BR112013014762A2 (pt) * 2010-12-14 2016-10-04 Volvo Lastvagnar Ab um dispositivo hidráulico, um veículo compreendendo um tal dispositivo hidráulico e a utilização de um tal dispositivo hidráulico para inclinação de uma cabine disposta sobre um chassi
US10918501B2 (en) 2012-04-05 2021-02-16 Pro Limb International Corp. Polycentric knee joint having an adjustment-free multi-stage air cylinder
US20160341192A1 (en) * 2014-02-07 2016-11-24 Jemtab Systems Ab An air-driven hydraulic pump
CN112145500B (zh) * 2020-09-25 2022-05-03 宁波赛福汽车制动有限公司 一种闭环控制液压系统及控制方法
IT202100005060A1 (it) * 2021-03-04 2022-09-04 A M A S P A Cilindro idraulico provvisto di una valvola di massima pressione

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US250103A (en) * 1881-11-29 reynolds
US413631A (en) * 1889-10-22 N- peters
US1001340A (en) * 1909-01-12 1911-08-22 Daniel J Mccrory Steering-gear for ships.
US2261444A (en) * 1938-12-20 1941-11-04 Jr Oscar Neubert Follow-up valve
US2378409A (en) * 1942-03-18 1945-06-19 Joseph F Joy Hydraulic elevating mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3417447A1 (de) * 1984-05-11 1985-11-21 E.P.E. Budde GmbH, 5980 Werdohl Vorrichtung zur erfassung der endlagen eines hydraulikzylinders

Also Published As

Publication number Publication date
FR2011071A1 (enExample) 1970-02-27
US3593616A (en) 1971-07-20
DE1930621A1 (de) 1970-01-02

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years