GB2128031B - Pressure sensitive switchmats - Google Patents

Pressure sensitive switchmats

Info

Publication number
GB2128031B
GB2128031B GB08326135A GB8326135A GB2128031B GB 2128031 B GB2128031 B GB 2128031B GB 08326135 A GB08326135 A GB 08326135A GB 8326135 A GB8326135 A GB 8326135A GB 2128031 B GB2128031 B GB 2128031B
Authority
GB
United Kingdom
Prior art keywords
switchmats
pressure sensitive
sensitive
pressure
sensitive switchmats
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
GB08326135A
Other versions
GB8326135D0 (en
GB2128031A (en
Inventor
Henry Dennis Cronk
Kenneth William Goodfellow
Ronald George Tye
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of GB8326135D0 publication Critical patent/GB8326135D0/en
Publication of GB2128031A publication Critical patent/GB2128031A/en
Application granted granted Critical
Publication of GB2128031B publication Critical patent/GB2128031B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
GB08326135A 1982-09-30 1983-09-29 Pressure sensitive switchmats Expired GB2128031B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8228024 1982-09-30

Publications (3)

Publication Number Publication Date
GB8326135D0 GB8326135D0 (en) 1983-11-02
GB2128031A GB2128031A (en) 1984-04-18
GB2128031B true GB2128031B (en) 1986-06-25

Family

ID=10533295

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08326135A Expired GB2128031B (en) 1982-09-30 1983-09-29 Pressure sensitive switchmats

Country Status (3)

Country Link
EP (1) EP0109159B1 (en)
DE (1) DE3365466D1 (en)
GB (1) GB2128031B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8314801D0 (en) * 1983-05-27 1983-07-06 Minnesota Mining & Mfg Electrical switch
DE3528382A1 (en) * 1985-08-07 1987-02-12 Huebner Gummi & Kunststoff CONTACT MAT
US4965421A (en) * 1985-09-26 1990-10-23 John Fluke Mfg. Co., Inc. Particulate spacers for touch sensitive overlay panel applications
CN1010143B (en) * 1985-09-26 1990-10-24 约翰弗兰克制造公司 Particulate spacers for touch sensitive overlay panel applications
DE58909011D1 (en) * 1989-05-05 1995-03-23 Karlheinz Beckhausen Electrical contact mat.
GB2261115A (en) * 1991-10-29 1993-05-05 Eja Eng Plc Pressure sensitive mat
GB2320347A (en) * 1996-12-04 1998-06-17 Hodgkinson & Corby Limited Inflatable cellular support cushion or mattress detector
TW457504B (en) * 1999-06-25 2001-10-01 Tokyo Sensor Co Ltd Elongated shape switch and its manufacturing method
DE10018475A1 (en) 2000-04-14 2001-10-18 Karlheinz Beckhausen Electrical contact mat with device for quiescent current monitoring

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1775755A (en) * 1928-11-26 1930-09-16 Nat Pneumatic Co Treadle switch structure
GB392936A (en) * 1931-11-25 1933-05-25 Joseph Pearson Improvements in or relating to burglar alarms and other automatic signalling devices
US2951921A (en) * 1958-07-28 1960-09-06 George W Houlsby Jr Mat type floor switch
FR1416570A (en) * 1964-09-25 1965-11-05 Light switch
GB1185862A (en) * 1967-07-17 1970-03-25 John Garfield Fontaine A Brake Control Structure for a Motor Vehicle
GB1209564A (en) * 1968-01-31 1970-10-21 Automatic Sliding Door Ltd Electrical switch mat
US3735380A (en) * 1971-03-02 1973-05-22 Switches Inc Seat sensing mechanism
US3718791A (en) * 1971-09-16 1973-02-27 Gen Motors Corp Pressure responsive switch
DE2148760C3 (en) * 1971-09-30 1981-07-16 Siemens AG, 1000 Berlin und 8000 München Pedal switch device actuating electrical contacts
US3812313A (en) * 1973-02-20 1974-05-21 Switches Inc Tread type switch for use in passenger seats or the like
US3825277A (en) * 1973-08-16 1974-07-23 Acrometal Products Inc Mat switch
FR2431178A1 (en) * 1978-07-11 1980-02-08 Segall Jacques Conducting membrane electrical switch - uses pressure or shock to force one or more membranes into contact with electrodes to close circuit
GB2083858B (en) * 1980-09-19 1984-11-21 Banhams Patent Locks Ltd Improvements in or relating to security devices
GB2088637B (en) * 1980-10-28 1984-08-30 Peachey Cyril John Electric switches

Also Published As

Publication number Publication date
EP0109159B1 (en) 1986-08-20
GB8326135D0 (en) 1983-11-02
GB2128031A (en) 1984-04-18
EP0109159A1 (en) 1984-05-23
DE3365466D1 (en) 1986-09-25

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010929