GB2258727B8 - Safety warning device - Google Patents

Safety warning device

Info

Publication number
GB2258727B8
GB2258727B8 GB9216998A GB9216998A GB2258727B8 GB 2258727 B8 GB2258727 B8 GB 2258727B8 GB 9216998 A GB9216998 A GB 9216998A GB 9216998 A GB9216998 A GB 9216998A GB 2258727 B8 GB2258727 B8 GB 2258727B8
Authority
GB
United Kingdom
Prior art keywords
warning device
safety warning
safety
warning
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 - Fee Related
Application number
GB9216998A
Other versions
GB2258727A (en
GB9216998D0 (en
GB2258727B (en
Inventor
Colin Webb
Trevor Smith
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.)
UTTLEY TECHNOLOGIES Ltd
Original Assignee
UTTLEY TECHNOLOGIES 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 of GB2258727B8 publication Critical patent/GB2258727B8/en
Priority claimed from GB919117243A external-priority patent/GB9117243D0/en
Application filed by UTTLEY TECHNOLOGIES Ltd filed Critical UTTLEY TECHNOLOGIES Ltd
Priority to GB9216998A priority Critical patent/GB2258727B/en
Publication of GB9216998D0 publication Critical patent/GB9216998D0/en
Publication of GB2258727A publication Critical patent/GB2258727A/en
Application granted granted Critical
Publication of GB2258727B publication Critical patent/GB2258727B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
    • G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
    • G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
    • G01P15/093—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by photoelectric pick-up

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
GB9216998A 1991-08-09 1992-08-10 Safety warning device Expired - Fee Related GB2258727B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9216998A GB2258727B (en) 1991-08-09 1992-08-10 Safety warning device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB919117243A GB9117243D0 (en) 1991-08-09 1991-08-09 Hazard warning lights
GB9216998A GB2258727B (en) 1991-08-09 1992-08-10 Safety warning device

Publications (4)

Publication Number Publication Date
GB2258727B8 true GB2258727B8 (en)
GB9216998D0 GB9216998D0 (en) 1992-09-23
GB2258727A GB2258727A (en) 1993-02-17
GB2258727B GB2258727B (en) 1995-04-19

Family

ID=26299384

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9216998A Expired - Fee Related GB2258727B (en) 1991-08-09 1992-08-10 Safety warning device

Country Status (1)

Country Link
GB (1) GB2258727B (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4258353A (en) * 1979-12-13 1981-03-24 Carlson Robert W Vehicle acceleration/deceleration warning system
GB2237878A (en) * 1989-11-07 1991-05-15 Graham David Eales A monitoring system

Also Published As

Publication number Publication date
GB2258727A (en) 1993-02-17
GB9216998D0 (en) 1992-09-23
GB2258727B (en) 1995-04-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960810