JPS51120753A - Overload prevention device for differential pressure transmitter - Google Patents

Overload prevention device for differential pressure transmitter

Info

Publication number
JPS51120753A
JPS51120753A JP4520375A JP4520375A JPS51120753A JP S51120753 A JPS51120753 A JP S51120753A JP 4520375 A JP4520375 A JP 4520375A JP 4520375 A JP4520375 A JP 4520375A JP S51120753 A JPS51120753 A JP S51120753A
Authority
JP
Japan
Prior art keywords
differential pressure
prevention device
pressure transmitter
overload prevention
bellows
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.)
Pending
Application number
JP4520375A
Other languages
Japanese (ja)
Inventor
Yasumasa Matsuda
Satoshi Shimada
Kazuji Yamada
Takao Yoneyama
Kazumichi Kimura
Kosuke Nakamura
Yoshitaka Matsuoka
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4520375A priority Critical patent/JPS51120753A/en
Publication of JPS51120753A publication Critical patent/JPS51120753A/en
Pending legal-status Critical Current

Links

Landscapes

  • Measuring Fluid Pressure (AREA)

Abstract

PURPOSE: A second bellows provided inside the first bellows and a valve body which has a sealing part is attached to the bottom to prevent the transmission of output signals which seem normal when the seat part is crushed because of an excessive differential pressure.
COPYRIGHT: (C)1976,JPO&Japio
JP4520375A 1975-04-16 1975-04-16 Overload prevention device for differential pressure transmitter Pending JPS51120753A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4520375A JPS51120753A (en) 1975-04-16 1975-04-16 Overload prevention device for differential pressure transmitter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4520375A JPS51120753A (en) 1975-04-16 1975-04-16 Overload prevention device for differential pressure transmitter

Publications (1)

Publication Number Publication Date
JPS51120753A true JPS51120753A (en) 1976-10-22

Family

ID=12712701

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4520375A Pending JPS51120753A (en) 1975-04-16 1975-04-16 Overload prevention device for differential pressure transmitter

Country Status (1)

Country Link
JP (1) JPS51120753A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6366429A (en) * 1986-09-08 1988-03-25 Yokogawa Electric Corp Differential pressure measuring apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6366429A (en) * 1986-09-08 1988-03-25 Yokogawa Electric Corp Differential pressure measuring apparatus
JPH0529052B2 (en) * 1986-09-08 1993-04-28 Yokogawa Electric Corp

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