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US4313985A
Expired / Lapsed
US
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Plastic auto part and its manufacturing process
Assignee: Inoue Rubber Co Ltd
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Filing: 1980-11-14
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Granted: 1982-02-02
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Expires: 2000-11-14
Abstract
Abstract Plastic auto part characterized in that a decorative trim, which represents a plastic substrate laminated with metal foil on one side, is ultrasonic-welded to an auto part, whereby the other side, not laminated with metal foil, of said plastic substrate faces the surface of said auto part without injuring the decorative trim, and its manufacturing process.
Inventors
- 👤 Kozi Narita
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:58
CPC Classifications
B; B60; B60R; B60R13/00; B60R13/04; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24281; Y10T428/24289; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
201 words
An automobile trim strip for attachment to a portion of an automobile formed from a rigid resin having a modulus of elasticity greater than 7,000 kg/cm 2 at 23° C., selected from the group consisting essentially of acrylonitrile-butadiene-styrene resin, acrylonitrile-styrene resin, polypropylene, polyphenylene oxide or polyvinyl chloride having up to 10% by weight of a plasticizer therein or a glass fiber reinforced resin thereof, said trim strip comprising a substrate having a welding portion means for ultrasonic weld attachment to said portion of an automobile, said welding portion means extending from said substrate, and a U-shaped metal foil layer covering a portion of said substrate wherein said welding portion means is positioned between the planes defined by the legs of the U of the U-shaped metal foil layer and said welding portion means does not contact said metal foil layer, and wherein said substrate and said welding portion means are formed from a rigid resin, having a modulus of elasticity greater than 7,000 kg/cm 2 at 23° C., selected from the group consisting essentially of acrylonitrile-butadiene-styrene resin, acrylonitrile-styrene resin, polypropylene, polyphenylene oxide, or PVC having up to 10% by weight of a plasticizer therein or a glass fiber reinforced resin thereof.
Claim 2
Dependent Claim
201 words
An automobile trim strip for attachment to a portion of an automobile formed from a rigid resin having a modulus of elasticity greater than 7,000 kg/cm 2 at 23° C., selected from the group consisting essentially of acrylonitrile-butadiene-styrene resin, acrylonitrile-styrene resin, polypropylene, polyphenylene oxide or polyvinyl chloride having up to 10% by weight of a plasticizer therein or a glass fiber reinforced resin thereof, said trim strip comprising a substrate having a welding portion means for ultrasonic weld attachment to said portion of an automobile, said welding portion means extending from said substrate, and a U-shaped metal foil layer covering a portion of said substrate wherein said welding portion means is positioned between the planes defined by the legs of the U of the U-shaped metal foil layer and said welding portion means does not contact said metal foil layer, and wherein said substrate and said welding portion means are formed from a rigid resin, having a modulus of elasticity greater than 7,000 kg/cm 2 at 23° C., selected from the group consisting essentially of acrylonitrile-butadiene-styrene resin, acrylonitrile-styrene resin, polypropylene, polyphenylene oxide, or PVC having up to 10% by weight of a plasticizer therein or a glass fiber reinforced resin thereof.
Claim 3
Dependent Claim
18 words
The plastic auto part of claim 1 wherein the metal foil of said decorative trim is stainless steel.
Claim 4
Dependent Claim
19 words
The plastic auto part of claim 2 wherein the metal foil of said decorative trim is over 50μ thick.
Claim 5
Dependent Claim
16 words
The plastic auto part of claim 2 wherein said automobile portion is an auto front grille.
Claim 6
Dependent Claim
20 words
The plastic auto part of claim 4 wherein the substrate of said decorative trim has an approximate configuration of T.
Claim 7
Dependent Claim
20 words
The plastic auto part of claim 4 wherein the substrate of said decorative trim has an approximate configuration of E.
Claim 8
Dependent Claim
16 words
The plastic auto part of claim 2 wherein said automobile portion is an auto lamp housing.
Claim 9
Dependent Claim
22 words
The plastic auto part of claim 7 wherein said decorative trim includes a projecting portion, said projecting portion being said automobile portion.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-02-01 | 1985-08-03 | 1986-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-02-01 | 1989-08-03 | 1990-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-02-01 | 1993-08-03 | 1994-02-02 | $7700.00 | Window Closed / Lapsed |