GB395459A - Improvements in electric tumbler switches - Google Patents

Improvements in electric tumbler switches

Info

Publication number
GB395459A
GB395459A GB864432A GB864432A GB395459A GB 395459 A GB395459 A GB 395459A GB 864432 A GB864432 A GB 864432A GB 864432 A GB864432 A GB 864432A GB 395459 A GB395459 A GB 395459A
Authority
GB
United Kingdom
Prior art keywords
contact member
dolly
pin
pivot
stops
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
GB864432A
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.)
A P LUNDBERG AND SONS Ltd
Original Assignee
A P LUNDBERG AND SONS 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 A P LUNDBERG AND SONS Ltd filed Critical A P LUNDBERG AND SONS Ltd
Priority to GB864432A priority Critical patent/GB395459A/en
Publication of GB395459A publication Critical patent/GB395459A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H23/00—Tumbler or rocker switches, i.e. switches characterised by being operated by rocking an operating member in the form of a rocker button
    • H01H23/02—Details
    • H01H23/12—Movable parts; Contacts mounted thereon
    • H01H23/16—Driving mechanisms
    • H01H23/166—Driving mechanisms with positive action

Landscapes

  • Handcart (AREA)
  • Invalid Beds And Related Equipment (AREA)

Abstract

395,459. Tumbler switches. LUNDBERG & SONS, Ltd., A. P. and PEGG, G., 477, Liverpool Road, Holloway, London. March 23, 1932, No. 8644. [Class 38 (v).] In a tumbler switch having a contact member 6 pivoted at 9 to the dolly 3 and acted upon by a compression spring 16 surrounding a rod 10 which has a forked end engaging a fixed pivot 13, means are provided whereby the contact member moves bodily with the dolly. during part of the initial movement. When the dolly is actuated the pin 9 moves the upper end of the contact member 6 till the top of the member 6 engages the pivot pin 4. The dolly and member 6 thereafter move together till the pin 9 passes the pivot 13, after which the spring 16 acts to move the contact member quickly into its other position. Stops 18 limit the contact member 16. In a modification the 'stops 18 are replaced by rubber buffers.
GB864432A 1932-03-23 1932-03-23 Improvements in electric tumbler switches Expired GB395459A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB864432A GB395459A (en) 1932-03-23 1932-03-23 Improvements in electric tumbler switches

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB864432A GB395459A (en) 1932-03-23 1932-03-23 Improvements in electric tumbler switches

Publications (1)

Publication Number Publication Date
GB395459A true GB395459A (en) 1933-07-20

Family

ID=9856450

Family Applications (1)

Application Number Title Priority Date Filing Date
GB864432A Expired GB395459A (en) 1932-03-23 1932-03-23 Improvements in electric tumbler switches

Country Status (1)

Country Link
GB (1) GB395459A (en)

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