← Back to Patent Explorer
US4744011A Expired / Lapsed US ⏱️ 0.0 years remaining

Automobile lamp

Assignee: Koito Manufacturing Co Ltd
•
Filing: 1986-04-23
•
Granted: 1988-05-10
•
Expires: 2006-04-23
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract An automobile lamp such as a license plate lamp having improved de-misting and waterproofing properties. The lamp includes a lamp housing, a lens, a gasket fitted between the housing and the lens, a member for conducting out the lead wires to the lamp socket, and a rubber cover crowning the lead conducting member and also serving as bushings for the leads. An air passageway communicates with the lamp chamber through the interiors of the bulb socket and the lead conducting member.

Inventors

  • 👤 Kenji Tomita
  • 👤 Kikuo Iguchi
  • 👤 Yoshihiro Yamai

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 20:29
CPC Classifications
B; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/56

Claims Analysis

Total Claims: 6
Claim 1
Independent Claim 170 words
An automobile lamp comprising: a lamp housing, a lens, a gasket fitted between said lamp housing and said lens, a bulb socket including means for conducting out bulb leads, a rubber cover crowning said bulb socket and also serving to form bushings for said leads, an air passageway being formed between said bulb socket and said rubber cover, said air passageway communicating with a lamp chamber through said bulb socket and said conducting means, said rubber cover comprising a body tightly in contact with the outer periphery of said bulb socket, first and second bushings projecting outwardly from a body wall of said body and tightly fitted around respective ones of said leads, at least one guide member projecting inwardly from a bottom wall of said body and inserted into said conducting member, a skirt having a diameter slightly larger than a diameter of said body and a stop projecting slightly inwardly from said bottom wall of said body and contacting an end of an outlet of said conducting member.
Claim 2
Dependent Claim 170 words
An automobile lamp comprising: a lamp housing, a lens, a gasket fitted between said lamp housing and said lens, a bulb socket including means for conducting out bulb leads, a rubber cover crowning said bulb socket and also serving to form bushings for said leads, an air passageway being formed between said bulb socket and said rubber cover, said air passageway communicating with a lamp chamber through said bulb socket and said conducting means, said rubber cover comprising a body tightly in contact with the outer periphery of said bulb socket, first and second bushings projecting outwardly from a body wall of said body and tightly fitted around respective ones of said leads, at least one guide member projecting inwardly from a bottom wall of said body and inserted into said conducting member, a skirt having a diameter slightly larger than a diameter of said body and a stop projecting slightly inwardly from said bottom wall of said body and contacting an end of an outlet of said conducting member.
Claim 3
Dependent Claim 29 words
The automobile lamp of claim 1, wherein said air passageway is formed by cutting parts of said guide and said stop up to said bottom wall of said body.
Claim 4
Dependent Claim 241 words
An automobile lamp comprising: a lamp housing, a lens, a gasket fitted between said lamp housing and said lens, a bulb socket, a bulb mounted within said bulb socket, the improvement comprising a rubber cover having a body surrounding said bulb socket and including portions serving as first and second bushings projecting outwardly from said rubber cover body, said body being tightly in contact with the outer periphery of said bulb socket except for a portion thereof defining an air passageway formed between said rubber cover body and said bulb socket, said first and second bushings being tightly fitted around respective ones of said leads, a skirt having a diameter slightly larger than the diameter of said body and forming a space opening to said air passageway to prevent moisture entering said air passageway and communicating with the lamp chamber, said bulb socket including means for conducting out said bulb leads, said air passageway further communicating with said lamp chamber through a space between said bulb socket and said conducting out means, at least one guide member projecting inwardly from a bottom wall of said cover body, insertably into said conducting out means, a stop projecting slightly inwardly from the bottom wall of said body and contacting an end of an outlet of said conducting out means and wherein said air passageway is formed by cutting parts of said guide and said stop up to said bottom wall of said body.
Claim 5
Dependent Claim 241 words
An automobile lamp comprising: a lamp housing, a lens, a gasket fitted between said lamp housing and said lens, a bulb socket, a bulb mounted within said bulb socket, the improvement comprising a rubber cover having a body surrounding said bulb socket and including portions serving as first and second bushings projecting outwardly from said rubber cover body, said body being tightly in contact with the outer periphery of said bulb socket except for a portion thereof defining an air passageway formed between said rubber cover body and said bulb socket, said first and second bushings being tightly fitted around respective ones of said leads, a skirt having a diameter slightly larger than the diameter of said body and forming a space opening to said air passageway to prevent moisture entering said air passageway and communicating with the lamp chamber, said bulb socket including means for conducting out said bulb leads, said air passageway further communicating with said lamp chamber through a space between said bulb socket and said conducting out means, at least one guide member projecting inwardly from a bottom wall of said cover body, insertably into said conducting out means, a stop projecting slightly inwardly from the bottom wall of said body and contacting an end of an outlet of said conducting out means and wherein said air passageway is formed by cutting parts of said guide and said stop up to said bottom wall of said body.
Claim 6
Dependent Claim 51 words
The automobile lamp as claimed in claim 3, wherein said bulb socket has a transverse cross section which for a figure eight configuration of joined circular loops, and wherein said air passageway comprises spaces formed on opposite sides thereof and between said fixture eight shaped bulb socket and said rubber cover.

References Cited (Backward Citations)

FR778859A Cited
GB479528A Cited
GB521524A Cited
FR2525165A1 Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1991-05-10 1991-11-09 1992-05-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1995-05-10 1995-11-09 1996-05-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1999-05-10 1999-11-09 2000-05-10 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag