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US4786540A
Expired / Lapsed
US
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Blow-molded supporting body
Assignee: Daimler Benz AG
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Filing: 1988-03-01
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Granted: 1988-11-22
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Expires: 2008-03-01
Abstract
Abstract A crash element is provided which includes at least one covering layer element for covering at least a portion of a blow-molded supporting body. A foam material is disposed in at least a portion of an interior of the blow-molded supporting body. Molded-on fastening elements are provided in an area devoid of the at least one covering layer element.
Inventors
- 👤 Urlich Bruhnke
- 👤 Jurgen Korber
- 👤 Jurgen Pfaffenbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:24
CPC Classifications
B; B60; B60R; B60R21/00; B60R21/02; B60R21/04; B60R21/045; B29; B29C; B29C49/00; B29C49/24; B60R13/00; B60R13/04; B29C2049/2412; B29K; B29K2023/00; B29K2023/04; B29K2023/06; B29K2023/10; B29K2023/12; B29K2105/00; B29K2105/04; B29K2105/043; B29K2313/00; B29K2705/00; B60R2021/003; B60R2021/0039; B60R2021/0051; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/233; Y10T428/239; Y10T428/24; Y10T428/24479; Y10T428/24496; Y10T428/24504; Y10T428/24512; Y10T428/24744; Y10T428/249921; Y10T428/249953; Y10T428/249981; Y10T428/249987; Y10T428/249991; Y10T428/249992
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
80 words
Crash apparatus comprising: a blow molded supporting body having an interior area; at least one covering layer means for covering at least a portion of said blow-molded supporting body, said at least one covering layer means being bonded with said blow-molded supporting member; foamed material disposed in at least a portion of said blow-molded supporting body interior area; and molded-on fastening means disposed in an area of said blow-molded supporting body devoid of said at least one covering layer means.
Claim 2
Dependent Claim
80 words
Crash apparatus comprising: a blow molded supporting body having an interior area; at least one covering layer means for covering at least a portion of said blow-molded supporting body, said at least one covering layer means being bonded with said blow-molded supporting member; foamed material disposed in at least a portion of said blow-molded supporting body interior area; and molded-on fastening means disposed in an area of said blow-molded supporting body devoid of said at least one covering layer means.
Claim 3
Dependent Claim
17 words
Apparatus as in claim 1, further including at least one tube member disposed in said foamed material.
Claim 4
Dependent Claim
18 words
Apparatus as in claim 2, wherein each of said at least one tube members comprises a deformable element.
Claim 5
Dependent Claim
28 words
Apparatus as in claim 3, wherein each of said at least one tube members is fixed relative to said blow-molded supporting body by means of said foamed material.
Claim 6
Dependent Claim
28 words
Apparatus as in claim 3, including a plurality of tube members, said plurality of tube members being fixed relative to one another by means of said foamed material.
Claim 7
Dependent Claim
14 words
Apparatus as in claim 1, wherein said foamed material consists of filled spherical polystyrene.
Claim 8
Dependent Claim
13 words
Apparatus as in claim 1, wherein said foamed material comprises filled spherical polystyrene.
Claim 9
Dependent Claim
50 words
Apparatus as in claim 7, wherein said supporting body includes a portion designed to received impact from a given direction, said foamed material including a plurality of layers of polystyrene leading from said impact receiving portion, said polystyrene layers including a given hardness which increases in said given impact direction.
Claim 10
Dependent Claim
17 words
Apparatus as in claim 7, wherein said foamed material further includes spherical polystyrene interbonded with polyurethane foam.
Claim 11
Dependent Claim
37 words
Apparatus as in claim 1, wherein said blow-molded supporting body includes an outside surface opposite said interior area, said at least one covering layers means covering at least a portion of said blow-molded supporting body outer surface.
Claim 12
Dependent Claim
20 words
Apparatus as in claim 1, wherein said blow-molded supporting body and said molded-on fastening means are made of identical material.
Claim 13
Dependent Claim
30 words
Apparatus as in claim 1, wherein said blow-molded supporting body and said molded-on fastening means are made of thermoplastic material comprising at least one of polyamides, polyolefins and polyvinyl chloride.
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) | 1991-11-22 | 1992-05-23 | 1992-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-11-22 | 1996-05-23 | 1996-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-11-22 | 2000-05-23 | 2000-11-22 | $7700.00 | Window Closed / Lapsed |