JPS5222951A - Alarm device for overload - Google Patents

Alarm device for overload

Info

Publication number
JPS5222951A
JPS5222951A JP9918375A JP9918375A JPS5222951A JP S5222951 A JPS5222951 A JP S5222951A JP 9918375 A JP9918375 A JP 9918375A JP 9918375 A JP9918375 A JP 9918375A JP S5222951 A JPS5222951 A JP S5222951A
Authority
JP
Japan
Prior art keywords
load
overload
alarm device
permanent magnet
alarm
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.)
Granted
Application number
JP9918375A
Other languages
Japanese (ja)
Other versions
JPS5519485B2 (en
Inventor
Nozomi Shinozaki
Yukihiro Matsuyama
Masashi Abeno
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP9918375A priority Critical patent/JPS5222951A/en
Publication of JPS5222951A publication Critical patent/JPS5222951A/en
Publication of JPS5519485B2 publication Critical patent/JPS5519485B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To provide a device for recording only the number of thnes of overstatic loads, which is disigned to generate an alarm when a load applied to an electric hoist etc. exceeds a load rating, by permitting a sielding plate to move, in accordance with the load, between two sets of load switches equipped with a permanent magnet and another permanent magnet.
COPYRIGHT: (C)1977,JPO&Japio
JP9918375A 1975-08-14 1975-08-14 Alarm device for overload Granted JPS5222951A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9918375A JPS5222951A (en) 1975-08-14 1975-08-14 Alarm device for overload

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9918375A JPS5222951A (en) 1975-08-14 1975-08-14 Alarm device for overload

Publications (2)

Publication Number Publication Date
JPS5222951A true JPS5222951A (en) 1977-02-21
JPS5519485B2 JPS5519485B2 (en) 1980-05-27

Family

ID=14240528

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9918375A Granted JPS5222951A (en) 1975-08-14 1975-08-14 Alarm device for overload

Country Status (1)

Country Link
JP (1) JPS5222951A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4483809A (en) * 1982-01-14 1984-11-20 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Process for preparing polyolefin foam

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4814265U (en) * 1971-06-26 1973-02-17

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4814265B1 (en) * 1968-10-31 1973-05-04

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4814265U (en) * 1971-06-26 1973-02-17

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4483809A (en) * 1982-01-14 1984-11-20 Kanegafuchi Kagaku Kogyo Kabushiki Kaisha Process for preparing polyolefin foam

Also Published As

Publication number Publication date
JPS5519485B2 (en) 1980-05-27

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