GB1145955A - Improvements in gravity operated control devices - Google Patents

Improvements in gravity operated control devices

Info

Publication number
GB1145955A
GB1145955A GB847167A GB847167A GB1145955A GB 1145955 A GB1145955 A GB 1145955A GB 847167 A GB847167 A GB 847167A GB 847167 A GB847167 A GB 847167A GB 1145955 A GB1145955 A GB 1145955A
Authority
GB
United Kingdom
Prior art keywords
feb
ball
base
blade
contacts
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
GB847167A
Inventor
Aubrey Hubert Wagstaffe
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.)
London Bankside Products Ltd
Original Assignee
London Bankside Products 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 London Bankside Products Ltd filed Critical London Bankside Products Ltd
Priority to GB847167A priority Critical patent/GB1145955A/en
Publication of GB1145955A publication Critical patent/GB1145955A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01HELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00Switches operated by change of a physical condition
    • H01H35/02Switches operated by change of position, inclination or orientation of the switch itself in relation to gravitational field
    • H01H35/027Switches operated by change of position, inclination or orientation of the switch itself in relation to gravitational field the inertia mass activating the switch mechanically, e.g. through a lever

Landscapes

  • Rollers For Roller Conveyors For Transfer (AREA)
  • Hinge Accessories (AREA)

Abstract

1,145,955. Gravity switches. LONDON BANKSIDE PRODUCTS Ltd. 20 Feb., 1968 [22 Feb., 1967], No. 8471/67. Heading H1N. In a switch actuated by tilting, the actuating member is independent of the contacts so that contact pressure is unaffected by the angle of tilt. A ball 4 is free to roll in a closed tubular member 3 pivoted on a projection 2 on the base 1, so that the member 3 is unstable except in its two limiting positions where it abuts against stops 5, 6. Thus, when the base 1 is tilted, the member 3 will, at a certain point in the movement, turn rapidly to its alternative stable position. The spindle, to which it is fixed, has a flat 12 across it, adjacent to a spring blade 7, so that when the member 3 turns to abut the stop 6, the blade 7 is lowered to allow contacts 9, 10 to close. The pivot of the member 3 is slightly to the right of the mid-point, as seen in the figure, so that when returning to the position shown, the ball 4 has a greater moment to enable it to overcome the downward thrust of the spring 7.
GB847167A 1967-02-22 1967-02-22 Improvements in gravity operated control devices Expired GB1145955A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB847167A GB1145955A (en) 1967-02-22 1967-02-22 Improvements in gravity operated control devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB847167A GB1145955A (en) 1967-02-22 1967-02-22 Improvements in gravity operated control devices

Publications (1)

Publication Number Publication Date
GB1145955A true GB1145955A (en) 1969-03-19

Family

ID=9853103

Family Applications (1)

Application Number Title Priority Date Filing Date
GB847167A Expired GB1145955A (en) 1967-02-22 1967-02-22 Improvements in gravity operated control devices

Country Status (1)

Country Link
GB (1) GB1145955A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2605797A1 (en) * 1986-10-27 1988-04-29 Socop Sa Rocker switch
US5504287A (en) * 1994-11-15 1996-04-02 Stewart-Warner Hobbs Corporation Tilt responsive underhood lamp switch assembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2605797A1 (en) * 1986-10-27 1988-04-29 Socop Sa Rocker switch
US5504287A (en) * 1994-11-15 1996-04-02 Stewart-Warner Hobbs Corporation Tilt responsive underhood lamp switch assembly

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