JPS5326974A - Pressureeresponsive electric switch - Google Patents

Pressureeresponsive electric switch

Info

Publication number
JPS5326974A
JPS5326974A JP10007477A JP10007477A JPS5326974A JP S5326974 A JPS5326974 A JP S5326974A JP 10007477 A JP10007477 A JP 10007477A JP 10007477 A JP10007477 A JP 10007477A JP S5326974 A JPS5326974 A JP S5326974A
Authority
JP
Japan
Prior art keywords
pressure plate
load
bed
predetermined value
pressureeresponsive
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.)
Pending
Application number
JP10007477A
Other languages
English (en)
Inventor
Nikorasu Noeru
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of JPS5326974A publication Critical patent/JPS5326974A/ja
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/103—Detecting, measuring or recording devices for testing the shape, pattern, colour, size or movement of the body or parts thereof, for diagnostic purposes
    • A61B5/11—Measuring movement of the entire body or parts thereof, e.g. head or hand tremor, mobility of a limb
    • A61B5/1113—Local tracking of patients, e.g. in a hospital or private home
    • A61B5/1115—Monitoring leaving of a patient support, e.g. a bed or a wheelchair
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/18—Status alarms
    • G08B21/22—Status alarms responsive to presence or absence of persons
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B2562/00—Details of sensors; Constructional details of sensor housings or probes; Accessories for sensors
    • A61B2562/02—Details of sensors specially adapted for in-vivo measurements
    • A61B2562/0252—Load cells

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Medical Informatics (AREA)
  • Physiology (AREA)
  • Dentistry (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Emergency Management (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Heart & Thoracic Surgery (AREA)
  • General Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Push-Button Switches (AREA)
  • Emergency Alarm Devices (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
  • Invalid Beds And Related Equipment (AREA)
  • Measuring Fluid Pressure (AREA)
  • Burglar Alarm Systems (AREA)
JP10007477A 1976-08-20 1977-08-19 Pressureeresponsive electric switch Pending JPS5326974A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IE1867/76A IE43156B1 (en) 1976-08-20 1976-08-20 A load-operated electric switch and an alarm system using such switch

Publications (1)

Publication Number Publication Date
JPS5326974A true JPS5326974A (en) 1978-03-13

Family

ID=11031374

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10007477A Pending JPS5326974A (en) 1976-08-20 1977-08-19 Pressureeresponsive electric switch

Country Status (7)

Country Link
US (2) US4381434A (ja)
JP (1) JPS5326974A (ja)
CA (1) CA1102382A (ja)
DE (2) DE2737562C2 (ja)
FR (1) FR2362482A1 (ja)
GB (1) GB1551191A (ja)
IE (1) IE43156B1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5585223A (en) * 1978-12-22 1980-06-27 Stanley Electric Co Ltd Fixed quantity discharge method of fluid

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5019950A (en) * 1990-05-25 1991-05-28 Johnson Gerald L R Timed bedside night-light
US5196827A (en) * 1991-05-13 1993-03-23 Allen William J Alarm apparatus for handgun security
FR2693640B1 (fr) * 1992-07-16 1994-10-07 Dominique Egalgi Article du type lit et siège.
US6400269B1 (en) 1999-12-01 2002-06-04 Anthony Savastano Firearm alarm
CA2393880A1 (en) * 2002-07-17 2004-01-17 Tactex Controls Inc. Bed occupant monitoring system
DE602005023143D1 (de) * 2004-04-30 2010-10-07 Hill Rom Services Inc Patientenunterstützung
US7868743B1 (en) * 2007-03-23 2011-01-11 Chester Brown Alarm termination floor apparatus
US20090058644A1 (en) * 2007-08-31 2009-03-05 French John R System and method for reducing inventory shrink

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4020191Y1 (ja) * 1964-05-27 1965-07-14

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR491879A (fr) * 1916-05-29 1919-06-20 Eleazar Brodsky Conjoncteur-disjoncteur souterrain
US1411167A (en) * 1917-12-29 1922-03-28 Robert J Cutshall Burglar alarm
US1758546A (en) * 1927-09-08 1930-05-13 Wartmann Karl Signal
GB420071A (en) * 1934-04-12 1934-11-26 Louis William Hirst Improvements in or relating to automatic vehicle operated signalling and announcing devices
US2260715A (en) * 1939-09-22 1941-10-28 Ketchem Roy Circuit closer
US2436898A (en) * 1945-01-20 1948-03-02 Jefferson Electric Co Plunger switch
US2463980A (en) * 1945-05-11 1949-03-08 William A Lee Tractor switch
US2458192A (en) * 1947-03-11 1949-01-04 William R Niles Automatic signal device for automobiles
FR971535A (fr) * 1948-09-10 1951-01-18 Commande à enfoncement, telle que pédale, pour installation de sécurité et autres applications
US2707214A (en) * 1952-09-10 1955-04-26 Darwin Products Inc Pedal switch mechanism
US2713645A (en) * 1953-03-19 1955-07-19 Charles W Lerch Automatic control mechanism for elevators
CH321353A (de) * 1954-02-23 1957-04-30 Luethi Hans Fahrbahn-Kontaktschwelle
US2818477A (en) * 1956-12-07 1957-12-31 Paul J Gollhofer Baby protective signal system for cribs
US3273038A (en) * 1963-04-08 1966-09-13 Mt Jefferson Lumber Co Battery recharging method and apparatus for electrically powered vehicles
AU422234B2 (en) * 1968-05-27 1972-03-13 Bruce Kenton Henry Improvements in or relating to a switch actuator
US3656141A (en) * 1970-01-23 1972-04-11 Frank C Hill Bird-scattering device
DE2148760C3 (de) * 1971-09-30 1981-07-16 Siemens AG, 1000 Berlin und 8000 München Begehbare elektrische Kontakte betätigende Tritschaltvorrichtung
US3824536A (en) * 1972-05-01 1974-07-16 J Cherico Wheel blocking alarm and indicating system
GB1383068A (en) * 1972-11-13 1975-02-05 Gradisar I A Excessive load warning device
US3852736A (en) * 1973-03-05 1974-12-03 Beaumont W Hospital Bed egress alarm circuit
US3845261A (en) * 1973-05-24 1974-10-29 Essex International Inc Occupant sensor seat switch with deformable conductive spacer pads
DE7428286U (de) * 1974-08-21 1974-11-21 Kirsten F Elektrotechnische Spezialfabrik Kontaktschalter für Kraftfahrzeugsitze aus Schaumstoff
US3961201A (en) * 1974-09-06 1976-06-01 Rosenthal Morris H Patient monitoring
US4263586A (en) * 1976-08-20 1981-04-21 Noel Nicholas Pressure operated electric switch and alarm system using such switch
US4164637A (en) * 1977-03-10 1979-08-14 Olympus Optical Co., Ltd. Dual tread plate foot switch

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4020191Y1 (ja) * 1964-05-27 1965-07-14

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5585223A (en) * 1978-12-22 1980-06-27 Stanley Electric Co Ltd Fixed quantity discharge method of fluid

Also Published As

Publication number Publication date
US4381434A (en) 1983-04-26
GB1551191A (en) 1979-08-22
IE43156L (en) 1978-02-20
FR2362482B1 (ja) 1982-06-04
DE7725830U1 (de) 1980-11-13
IE43156B1 (en) 1980-12-31
DE2737562C2 (de) 1982-06-24
CA1102382A (en) 1981-06-02
US4378476A (en) 1983-03-29
DE2737562A1 (de) 1978-02-23
FR2362482A1 (fr) 1978-03-17

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