IT1121088B - SPIRAL LAMINA SPRING DEVICE PARTICULARLY FOR WINDERS AND UNWINDERS FOR SAFETY BELTS - Google Patents

SPIRAL LAMINA SPRING DEVICE PARTICULARLY FOR WINDERS AND UNWINDERS FOR SAFETY BELTS

Info

Publication number
IT1121088B
IT1121088B IT23531/79A IT2353179A IT1121088B IT 1121088 B IT1121088 B IT 1121088B IT 23531/79 A IT23531/79 A IT 23531/79A IT 2353179 A IT2353179 A IT 2353179A IT 1121088 B IT1121088 B IT 1121088B
Authority
IT
Italy
Prior art keywords
unwinders
winders
spring device
device particularly
safety belts
Prior art date
Application number
IT23531/79A
Other languages
Italian (it)
Other versions
IT7923531A0 (en
Original Assignee
Securaiglon Sa
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 Securaiglon Sa filed Critical Securaiglon Sa
Publication of IT7923531A0 publication Critical patent/IT7923531A0/en
Application granted granted Critical
Publication of IT1121088B publication Critical patent/IT1121088B/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00—Safety belts or body harnesses in vehicles
    • B60R22/34—Belt retractors, e.g. reels
    • B60R22/44—Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/04—Wound springs
    • F16F1/10—Spiral springs with turns lying substantially in plane surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00—Safety belts or body harnesses in vehicles
    • B60R22/34—Belt retractors, e.g. reels
    • B60R22/44—Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions
    • B60R2022/4446—Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions using one spring and one additional retraction device in series
    • B60R2022/4453—Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions using one spring and one additional retraction device in series the additional retraction device being a second spring
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R22/00—Safety belts or body harnesses in vehicles
    • B60R22/34—Belt retractors, e.g. reels
    • B60R22/44—Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions
    • B60R2022/4446—Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions using one spring and one additional retraction device in series
    • B60R2022/4453—Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions using one spring and one additional retraction device in series the additional retraction device being a second spring
    • B60R2022/446—Belt retractors, e.g. reels with means for reducing belt tension during use under normal conditions using one spring and one additional retraction device in series the additional retraction device being a second spring with external control means

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Springs (AREA)
IT23531/79A 1978-06-13 1979-06-13 SPIRAL LAMINA SPRING DEVICE PARTICULARLY FOR WINDERS AND UNWINDERS FOR SAFETY BELTS IT1121088B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7817638A FR2428767A1 (en) 1978-06-13 1978-06-13 Vehicle safety seat belt - has spiral spring elastic component acting on last spring winding to limit tension

Publications (2)

Publication Number Publication Date
IT7923531A0 IT7923531A0 (en) 1979-06-13
IT1121088B true IT1121088B (en) 1986-03-26

Family

ID=9209431

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23531/79A IT1121088B (en) 1978-06-13 1979-06-13 SPIRAL LAMINA SPRING DEVICE PARTICULARLY FOR WINDERS AND UNWINDERS FOR SAFETY BELTS

Country Status (4)

Country Link
DE (1) DE2923691C2 (en)
ES (1) ES481489A1 (en)
FR (1) FR2428767A1 (en)
IT (1) IT1121088B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3838175C1 (en) * 1988-11-10 1990-05-23 Trw Repa Gmbh, 7077 Alfdorf, De
DE4315886C2 (en) * 1993-05-12 1995-10-19 Daimler Benz Ag Seat belt retractor equipped with a comfort function
US5478024A (en) * 1994-05-04 1995-12-26 Trw Vehicle Safety Systems Inc. Tension reducing retractor with an energy absorbing device
DE19611748C2 (en) * 1996-03-25 1998-03-26 Autoliv Dev Seat belt retractor with comfort function
DE102012000475A1 (en) * 2012-01-13 2013-07-18 Autoliv Development Ab Safety belt retractor, has winding spring whose end portion is retained in groove of component, where groove is formed in meander-shape such that winding spring describes left- and right curves between path in groove and spring end

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1567287A (en) * 1968-03-15 1969-05-16
GB1545090A (en) * 1976-07-19 1979-05-02 American Safety Equip Safety belt retractor with dual tension retraction means
GB1533937A (en) * 1976-10-18 1978-11-29 American Safety Equip Friction clutch operated dual tension safety belt retraction means

Also Published As

Publication number Publication date
ES481489A1 (en) 1980-02-01
DE2923691A1 (en) 1979-12-20
IT7923531A0 (en) 1979-06-13
FR2428767A1 (en) 1980-01-11
DE2923691C2 (en) 1983-10-06
FR2428767B1 (en) 1983-02-25

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