GB2045527B - Variable resistance pressure sensitive mat or switch - Google Patents

Variable resistance pressure sensitive mat or switch

Info

Publication number
GB2045527B
GB2045527B GB7910997A GB7910997A GB2045527B GB 2045527 B GB2045527 B GB 2045527B GB 7910997 A GB7910997 A GB 7910997A GB 7910997 A GB7910997 A GB 7910997A GB 2045527 B GB2045527 B GB 2045527B
Authority
GB
United Kingdom
Prior art keywords
switch
pressure sensitive
variable resistance
resistance pressure
sensitive mat
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
GB7910997A
Other versions
GB2045527A (en
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.)
WEATHERLEY R
Original Assignee
WEATHERLEY R
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 WEATHERLEY R filed Critical WEATHERLEY R
Priority to GB7910997A priority Critical patent/GB2045527B/en
Publication of GB2045527A publication Critical patent/GB2045527A/en
Application granted granted Critical
Publication of GB2045527B publication Critical patent/GB2045527B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/029—Composite material comprising conducting material dispersed in an elastic support or binding material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C10/00—Adjustable resistors
    • H01C10/10—Adjustable resistors adjustable by mechanical pressure or force
    • H01C10/106—Adjustable resistors adjustable by mechanical pressure or force on resistive material dispersed in an elastic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/02—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch
    • H01H3/14—Operating parts, i.e. for operating driving mechanism by a mechanical force external to the switch adapted for operation by a part of the human body other than the hand, e.g. by foot
    • H01H3/141—Cushion or mat switches
GB7910997A 1979-03-28 1979-03-28 Variable resistance pressure sensitive mat or switch Expired GB2045527B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB7910997A GB2045527B (en) 1979-03-28 1979-03-28 Variable resistance pressure sensitive mat or switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7910997A GB2045527B (en) 1979-03-28 1979-03-28 Variable resistance pressure sensitive mat or switch

Publications (2)

Publication Number Publication Date
GB2045527A GB2045527A (en) 1980-10-29
GB2045527B true GB2045527B (en) 1983-06-15

Family

ID=10504203

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7910997A Expired GB2045527B (en) 1979-03-28 1979-03-28 Variable resistance pressure sensitive mat or switch

Country Status (1)

Country Link
GB (1) GB2045527B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1210778B (en) * 1987-06-02 1989-09-20 Leda Logarithmic Elect Devices TWO-DIMENSIONAL ELECTRIC CONDUCTOR WITH FUNCTION OF ELECTRIC SWITCH
DE4314193C1 (en) * 1993-04-30 1994-05-26 Baedje K H Meteor Gummiwerke Safety switch with carbon fibre contacts - has contacts housed in elastomer tube produced by extrusion with parallel carbon fibre strips produced at the same time
US6114645A (en) * 1995-04-27 2000-09-05 Burgess; Lester E. Pressure activated switching device
US5695859A (en) * 1995-04-27 1997-12-09 Burgess; Lester E. Pressure activated switching device
US5856644A (en) * 1995-04-27 1999-01-05 Burgess; Lester E. Drape sensor
DE19623793C1 (en) * 1996-06-14 1998-03-12 Still Wagner Gmbh & Co Kg Control element for a drawbar-guided industrial truck
GB2320347A (en) * 1996-12-04 1998-06-17 Hodgkinson & Corby Limited Inflatable cellular support cushion or mattress detector
GB2351339A (en) * 1999-06-23 2000-12-27 Zohra Rizvi Foot pedal control for a data input device
US6121869A (en) * 1999-09-20 2000-09-19 Burgess; Lester E. Pressure activated switching device
US6329617B1 (en) 2000-09-19 2001-12-11 Lester E. Burgess Pressure activated switching device
US6396010B1 (en) 2000-10-17 2002-05-28 Matamatic, Inc. Safety edge switch for a movable door
US6437263B1 (en) 2001-10-11 2002-08-20 Lester E. Burgess Drape sensor
US6918438B2 (en) * 2002-06-04 2005-07-19 International Business Machines Corporation Finned heat sink
CN111824356B (en) * 2020-07-29 2021-10-08 中国船舶工业集团公司第七0八研究所 Design method of I-shaped sandwich structure under action of wheel print load

Also Published As

Publication number Publication date
GB2045527A (en) 1980-10-29

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee