BR8007795A - SHUTTER DIAPHRAGM - Google Patents

SHUTTER DIAPHRAGM

Info

Publication number
BR8007795A
BR8007795A BR8007795A BR8007795A BR8007795A BR 8007795 A BR8007795 A BR 8007795A BR 8007795 A BR8007795 A BR 8007795A BR 8007795 A BR8007795 A BR 8007795A BR 8007795 A BR8007795 A BR 8007795A
Authority
BR
Brazil
Prior art keywords
shutter diaphragm
shutter
diaphragm
Prior art date
Application number
BR8007795A
Other languages
Portuguese (pt)
Inventor
Fritz Mueller
Original Assignee
Fritz Mueller
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 Fritz Mueller filed Critical Fritz Mueller
Publication of BR8007795A publication Critical patent/BR8007795A/en

Links

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
    • F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
    • F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Diaphragms And Bellows (AREA)
  • Sealing Devices (AREA)
BR8007795A 1980-05-14 1980-11-28 SHUTTER DIAPHRAGM BR8007795A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803018482 DE3018482A1 (en) 1980-05-14 1980-05-14 Two layer diaphragm for diaphragm valve - has thicker layer weakened in bending to reduce separation tendency

Publications (1)

Publication Number Publication Date
BR8007795A true BR8007795A (en) 1982-07-27

Family

ID=6102431

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8007795A BR8007795A (en) 1980-05-14 1980-11-28 SHUTTER DIAPHRAGM

Country Status (2)

Country Link
BR (1) BR8007795A (en)
DE (1) DE3018482A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10216661A1 (en) * 2002-04-15 2003-10-30 Gottlob Dietz Gmbh Composite membrane for membrane valve has cover layer as sintered compact vulcanized onto backing layer, with both layers centrally interconnected in flat region with diameter smaller than effective diameter of membrane
GB201106479D0 (en) * 2011-04-18 2011-06-01 Draeger Safety Uk Ltd Diaphragm
DE102014212766A1 (en) * 2014-07-02 2015-01-29 Siemens Aktiengesellschaft Differential pressure transmitter with an overload protection system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2397373A (en) * 1942-07-09 1946-03-26 Saunders Valve Company Of Amer Valve
CH327425A (en) * 1949-07-25 1958-01-31 Saunders Valve Co Ltd Cover for flexible membrane
US3011758A (en) * 1958-05-01 1961-12-05 Hills Mccanna Co Valve diaphragms
DE2645801A1 (en) * 1976-10-09 1978-04-13 Fritz Mueller Sealingly fitting plastics membrane for a diaphragm valve - has surface configuration complementary to valve seat when not under load

Also Published As

Publication number Publication date
DE3018482A1 (en) 1981-11-19

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19951128