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GB1326760A - Mercury wetted switch contacts - Google Patents

Mercury wetted switch contacts

Info

Publication number
GB1326760A
GB1326760A GB5396770A GB5396770A GB1326760A GB 1326760 A GB1326760 A GB 1326760A GB 5396770 A GB5396770 A GB 5396770A GB 5396770 A GB5396770 A GB 5396770A GB 1326760 A GB1326760 A GB 1326760A
Authority
GB
United Kingdom
Prior art keywords
contact
wettable
switch contacts
mercury
mercury wetted
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
GB5396770A
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.)
Fifth Dimension Inc
Original Assignee
Fifth Dimension Inc
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 Fifth Dimension Inc filed Critical Fifth Dimension Inc
Publication of GB1326760A publication Critical patent/GB1326760A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
    • H01H51/287—Details of the shape of the contact springs
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/0201—Materials for reed contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/06—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved
    • H01H1/08—Contacts characterised by the shape or structure of the contact-making surface, e.g. grooved wetted with mercury
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H51/00—Electromagnetic relays
    • H01H51/28—Relays having both armature and contacts within a sealed casing outside which the operating coil is located, e.g. contact carried by a magnetic leaf spring or reed
    • H01H51/288—Freely suspended contacts

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Contacts (AREA)
  • Switches That Are Operated By Magnetic Or Electric Fields (AREA)

Abstract

1326760 Contact members for switches FIFTH DIMENSION Inc 12 Nov 1970 [26 Nov 1969] 53967/70 Heading H1N A mercury wettable contact has a non- wettable part projecting further toward the cooperating contact than the wettable surface. The contact 11 shown has a non-wettable coating 13 cut away on the contact button to leave a dished surface thereon which retains the mercury globule.
GB5396770A 1969-11-26 1970-11-12 Mercury wetted switch contacts Expired GB1326760A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US88012869A 1969-11-26 1969-11-26

Publications (1)

Publication Number Publication Date
GB1326760A true GB1326760A (en) 1973-08-15

Family

ID=25375568

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5396770A Expired GB1326760A (en) 1969-11-26 1970-11-12 Mercury wetted switch contacts

Country Status (7)

Country Link
US (1) US3644693A (en)
JP (1) JPS4840934B1 (en)
CA (1) CA929997A (en)
DE (1) DE2058271A1 (en)
FR (1) FR2068655B1 (en)
GB (1) GB1326760A (en)
NL (1) NL7017265A (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2191237B1 (en) * 1972-07-04 1975-03-07 Amberny Philippe
NL7506140A (en) * 1975-05-26 1976-11-30 Philips Nv SWITCHING DEVICE.
DE2818466C2 (en) * 1977-04-29 1986-09-18 C.P. Clare International N.V., Tongeren Mercury reed relays
JPS60176912U (en) * 1984-05-03 1985-11-25 トヨタ自動車株式会社 Defroster air direction adjustment device
US4644854A (en) * 1985-03-27 1987-02-24 Bowles Fluidics Corporation Air sweep defroster
DE3528890A1 (en) * 1985-08-12 1987-02-19 Siemens Ag CONTACT
US4652710A (en) * 1986-04-09 1987-03-24 The United States Of America As Represented By The United States Department Of Energy Mercury switch with non-wettable electrodes
US4683355A (en) * 1986-12-09 1987-07-28 Fifth Dimension Inc. Position insensitive shock sensor
US5363669A (en) * 1992-11-18 1994-11-15 Whirlpool Corporation Defrost cycle controller
DE112017002789T5 (en) * 2016-06-02 2019-02-14 Se-Heon Park Wiper blade for vehicles

Also Published As

Publication number Publication date
FR2068655A1 (en) 1971-08-27
NL7017265A (en) 1971-05-28
DE2058271A1 (en) 1971-07-15
US3644693A (en) 1972-02-22
CA929997A (en) 1973-07-10
FR2068655B1 (en) 1973-02-02
JPS4840934B1 (en) 1973-12-04

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees