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US4722029A Expired / Lapsed US ⏱️ 0.0 years remaining

Vehicle headlight

Assignee: Hella GmbH and Co KGaA
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Filing: 1986-11-20
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Granted: 1988-01-26
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Expires: 2006-11-20
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Abstract

Abstract The invention concerns a vehicle headlight with a reflector that is made out of a plastic with a high content of filler to increase its thermal stability and that is mounted in an accommodating component in such a way that it can be adjusted around at least one axis consisting of two ball-and-socket like pivot points. The articulating bushing for each ball-and-socket joint is shaped like a sleeve and inserted into a sleeve-shaped extension shaped onto the reflector. The outer surface of the sleeve-shaped articulating bushing is lightly tensioned against the inner surface of the sleeve-shaped extension by means of readily deforming sections. The articulating bushing has at least one resilient snap-in nose mounted radially in relation to the axis of the sleeve on the end of a resilient arm and engaging an undercut in the wall of the sleeve-shaped extension. The resilient arm is longer than the wall of the arm is thick by a multiple factor.

Inventors

  • 👤 Bernhard Ahle
  • 👤 Hubert Marks
  • 👤 Gerd Pokraka
  • 👤 Konrad Schmitz
  • 👤 Josef Sellman
  • 👤 Hermann-Josef Wigger
  • 👤 Franz Kathmann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 21:24
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/02; B60Q1/04; B60Q1/06; B60Q1/068; B60Q1/0683; F; F16; F16C; F16C11/00; F16C11/04; F16C11/06; F16C11/0619; F16C11/0623; F16C11/0657; F16C11/0695; F21; F21S; F21S41/00; F21S41/30; F21S41/37; F21V; F21V7/00; F21V7/22; F21V7/24; B60Q2200/00; B60Q2200/30; B60Q2200/32; F16C2226/00; F16C2226/50; F16C2226/70; F16C2226/74; F16C2326/00; F16C2326/01

Claims Analysis

Total Claims: 10
Claim 1
Independent Claim 208 words
A vehicle headlight with a reflector comprised of a plastic with a high content of filler to increase the plastic's thermal stability; said reflector being mounted adjustably in an accommodating component; two ball-and-socket like pivot joints, said reflector being adjustable around at least one axis comprised of said two ball-and-socket joints; an articulating bushing for each ball-and-socket joint, said bushing being sleeve-shaped and being inserted into a sleeve-shaped extension shaped onto said reflector; said sleeve-shaped articulating bushing having an outer surface substantially lightly tensioned against an inner surface of said sleeve-shaped extension by readily deforming sections; said sleeve-shaped extension having a surface facing opposite in direction to that in which the sleeve-shaped articulating bushing is inserted; an outer flange on said bushing, said surface on said extension functioning as a supporting surface for said outer flange on said sleeve-shaped articulating bushing; a resilient arm with an end having a sleeve with an axis, said articulating bushing having at least one resilient snap-in nose mounted radially in relation to the axis of said sleeve on the end of said resilient arm and engaging an undercut in a wall of said sleeve-shaped extension; said resilient arm having a wall thickness and length exceeding the wall thickness by a multiple factor.
Claim 2
Dependent Claim 208 words
A vehicle headlight with a reflector comprised of a plastic with a high content of filler to increase the plastic's thermal stability; said reflector being mounted adjustably in an accommodating component; two ball-and-socket like pivot joints, said reflector being adjustable around at least one axis comprised of said two ball-and-socket joints; an articulating bushing for each ball-and-socket joint, said bushing being sleeve-shaped and being inserted into a sleeve-shaped extension shaped onto said reflector; said sleeve-shaped articulating bushing having an outer surface substantially lightly tensioned against an inner surface of said sleeve-shaped extension by readily deforming sections; said sleeve-shaped extension having a surface facing opposite in direction to that in which the sleeve-shaped articulating bushing is inserted; an outer flange on said bushing, said surface on said extension functioning as a supporting surface for said outer flange on said sleeve-shaped articulating bushing; a resilient arm with an end having a sleeve with an axis, said articulating bushing having at least one resilient snap-in nose mounted radially in relation to the axis of said sleeve on the end of said resilient arm and engaging an undercut in a wall of said sleeve-shaped extension; said resilient arm having a wall thickness and length exceeding the wall thickness by a multiple factor.
Claim 3
Dependent Claim 41 words
A vehicle headlight as defined in claim 1, wherein said sleeve-shaped extension has an inner surface against which sections of said sleeve-shaped aritculating bushing rest, said inner surface tapering conically in a direction in which said sleeve-shaped articulating bushing is inserted.
Claim 4
Dependent Claim 54 words
A vehicle headlight as defined in claim 1, wherein said snap-in nose is mounted on said arm shaped onto said articulating bushing form outside, said arm having at least an end section extending substantially parallel to a central axis of said articulating bushing and pointing in a direction in which said bushing is inserted.
Claim 5
Dependent Claim 52 words
A vehicle headlight as defined in claim 3, wherein said sleeve-shaped articulating bushing has a surface with a groove therein, said groove extending in a direction in which said bushing is inserted, said groove functioning as a guide for said snap-in nose when said articulating bushing is inserted into said sleeve-shaped extension.
Claim 6
Dependent Claim 27 words
A vehicle headlight as defined in claim 1, wherein said sleeve-shaped articulating bushing has elastically yielding sections located above and below an area comprising a spherical bushing.
Claim 7
Dependent Claim 31 words
A vehicle headlight as defined in claim 1, wherein said sleeve-shaped articulating bushings has elastically yielding sections comprising continuous rings shaped onto outer surface of said articulating bushing and tapering radially.
Claim 8
Dependent Claim 15 words
A vehicle headlight as defined in claim 6, wherein said rings has a triangular cross-section.
Claim 9
Dependent Claim 347 words
A vehicle headlight with a reflector comprised of a plastic with a high content of filler to increase the plastic's thermal stability; said reflector being mounted adjustably in an accommodating component; two ball-and-socket like pivot joints, said reflector being adjustable around at least one axis comprised of said two ball-and-socket joints; an articulating bushing for each ball-and-socket joint, said bushing being sleeve-shaped and being inserted into a sleeve-shaped extension shaped onto said reflector; said sleeve-shaped articulating bushing having an outer surface substantially lightly tensioned against an inner surface of said sleeve-shaped extension by readily deforming sections; said sleeve-shaped extension having a surface facing opposite in direction to that in which the sleeve-shaped articulating bushing is inserted; an outer flange on said bushing, said surface on said extension functioning as a supporting surface for said outer flange on said sleeve-shaped articulating bushing; a resilient arm with an end having a sleeve with an axis, said articulating bushing having at least one resilient snap-in nose mounted radially in relation to the axis of said sleeve on the end of said resilient arm and engaging an undercut in a wall of said sleeve-shaped extension; said resilient arm having a wall thickness and a length exceeding the wall thickness by a multiple factor; said sleeve-shaped extension having an inner surface against which sections of said sleeve-shaped articulating bushing rest, said inner surface tapering conically in a direction in which said sleeve-shaped articulating bushing is inserted; said snap-in nose being mounted on said arm shaped onto said articulating bushing from outside, said arm having at least an end section extending substantially parallel to a central axis of said articulating bushing and pointing in a direction in which said bushing is inserted; said sleeve-shaped articulating bushing having a surface with a groove therein, said groove extending in a direction in which said bushing is inserted, said groove functioning as a guide for said snap-in nose when said articulating bushing is inserted into said sleeve-shaped extension; said sleeve-shaped articulating bushing has elastically yielding sections located above and below an area comprising a spherical bushing.
Claim 10
Dependent Claim 347 words
A vehicle headlight with a reflector comprised of a plastic with a high content of filler to increase the plastic's thermal stability; said reflector being mounted adjustably in an accommodating component; two ball-and-socket like pivot joints, said reflector being adjustable around at least one axis comprised of said two ball-and-socket joints; an articulating bushing for each ball-and-socket joint, said bushing being sleeve-shaped and being inserted into a sleeve-shaped extension shaped onto said reflector; said sleeve-shaped articulating bushing having an outer surface substantially lightly tensioned against an inner surface of said sleeve-shaped extension by readily deforming sections; said sleeve-shaped extension having a surface facing opposite in direction to that in which the sleeve-shaped articulating bushing is inserted; an outer flange on said bushing, said surface on said extension functioning as a supporting surface for said outer flange on said sleeve-shaped articulating bushing; a resilient arm with an end having a sleeve with an axis, said articulating bushing having at least one resilient snap-in nose mounted radially in relation to the axis of said sleeve on the end of said resilient arm and engaging an undercut in a wall of said sleeve-shaped extension; said resilient arm having a wall thickness and a length exceeding the wall thickness by a multiple factor; said sleeve-shaped extension having an inner surface against which sections of said sleeve-shaped articulating bushing rest, said inner surface tapering conically in a direction in which said sleeve-shaped articulating bushing is inserted; said snap-in nose being mounted on said arm shaped onto said articulating bushing from outside, said arm having at least an end section extending substantially parallel to a central axis of said articulating bushing and pointing in a direction in which said bushing is inserted; said sleeve-shaped articulating bushing having a surface with a groove therein, said groove extending in a direction in which said bushing is inserted, said groove functioning as a guide for said snap-in nose when said articulating bushing is inserted into said sleeve-shaped extension; said sleeve-shaped articulating bushing has elastically yielding sections located above and below an area comprising a spherical bushing.

References Cited (Backward Citations)

US4306276A Cited
US4621307A Cited
US4607976A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-01-25 1991-07-27 1992-01-26 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-01-25 1995-07-27 1996-01-26 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-01-25 1999-07-27 2000-01-26 $7700.00 Window Closed / Lapsed

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