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FR649149A - Improvements to switches - Google Patents

Improvements to switches

Info

Publication number
FR649149A
FR649149A FR649149DA FR649149A FR 649149 A FR649149 A FR 649149A FR 649149D A FR649149D A FR 649149DA FR 649149 A FR649149 A FR 649149A
Authority
FR
France
Prior art keywords
switches
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
Other languages
French (fr)
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.)
Sev Marchal
Original Assignee
Sev Marchal
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 Sev Marchal filed Critical Sev Marchal
Application granted granted Critical
Publication of FR649149A publication Critical patent/FR649149A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H5/00—Snap-action arrangements, i.e. in which during a single opening operation or a single closing operation energy is first stored and then released to produce or assist the contact movement
    • H01H5/04—Energy stored by deformation of elastic members
    • H01H5/14—Energy stored by deformation of elastic members by twisting of torsion members
    • H01H5/16—Energy stored by deformation of elastic members by twisting of torsion members with auxiliary means for temporarily holding parts until torsion member is sufficiently strained
FR649149D 1927-07-08 1927-07-08 Improvements to switches Expired FR649149A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR649149T 1927-07-08

Publications (1)

Publication Number Publication Date
FR649149A true FR649149A (en) 1928-12-18

Family

ID=9003147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR649149D Expired FR649149A (en) 1927-07-08 1927-07-08 Improvements to switches

Country Status (1)

Country Link
FR (1) FR649149A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2117226A5 (en) * 1970-12-01 1972-07-21 Cav Ltd

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2117226A5 (en) * 1970-12-01 1972-07-21 Cav Ltd

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