ES349707A1 - Una valvula para descargar la presion de un fluido. - Google Patents

Una valvula para descargar la presion de un fluido.

Info

Publication number: ES349707A1
Authority: ES; Spain
Prior art keywords: spool; chamber; valve; relief valve; outlet
Prior art date: 1967-05-15
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

ES349707A

Other languages

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.)

Caterpillar Inc

Original Assignee

Caterpillar Tractor Co

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.)

1967-05-15

Filing date

1968-01-24

Publication date

1969-04-01

1968-01-24 Application filed by Caterpillar Tractor Co filed Critical Caterpillar Tractor Co

1969-04-01 Publication of ES349707A1 publication Critical patent/ES349707A1/es

Status Expired legal-status Critical Current

Classifications

- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded

Landscapes

Engineering & Computer Science (AREA)
General Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Safety Valves (AREA)

ES349707A 1967-05-15 1968-01-24 Una valvula para descargar la presion de un fluido. Expired ES349707A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US63835867A	1967-05-15	1967-05-15

Publications (1)

Publication Number	Publication Date
ES349707A1 true ES349707A1 (es)	1969-04-01

Family

ID=24559712

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES349707A Expired ES349707A1 (es)	1967-05-15	1968-01-24	Una valvula para descargar la presion de un fluido.

Country Status (6)

Country	Link
JP (1)	JPS4933978B1 (es)
BE (1)	BE711114A (es)
DE (1)	DE1675495A1 (es)
ES (1)	ES349707A1 (es)
FR (1)	FR1555399A (es)
GB (1)	GB1209101A (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5352867U (es) *	1976-10-04	1978-05-06
DE3302784A1 (de) *	1983-01-28	1984-08-02	Arthur Pfeiffer Vakuumtechnik Wetzlar Gmbh, 6334 Asslar	Ueberstroemventil mit differenzdrucksteuerung
CN109027352B (zh) *	2018-08-21	2020-10-30	合肥力威汽车油泵有限公司	压力操作阀
CN112628426B (zh) *	2020-12-24	2022-09-20	牡丹江石油工具有限责任公司	一种用于石油、天然气钻井的止回阀

1968
- 1968-01-24 ES ES349707A patent/ES349707A1/es not_active Expired
- 1968-02-12 JP JP43008417A patent/JPS4933978B1/ja active Pending
- 1968-02-21 BE BE711114D patent/BE711114A/xx unknown
- 1968-03-01 GB GB00163/68A patent/GB1209101A/en not_active Expired
- 1968-03-08 FR FR1555399D patent/FR1555399A/fr not_active Expired
- 1968-03-08 DE DE19681675495 patent/DE1675495A1/de active Pending

Also Published As

Publication number	Publication date
DE1675495A1 (de)	1970-12-23
FR1555399A (es)	1969-01-24
JPS4933978B1 (es)	1974-09-11
GB1209101A (en)	1970-10-21
BE711114A (es)	1968-07-01

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