Automobile bumper having smooth surface and manufactured by a blow molding process
US5123688A · kind A · utility
17Cited by
18References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 23, 1991 |
| Grant date | Jun 23, 1992 |
| Priority date | — |
| Expiry date | Apr 23, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60R2019/1886
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A high shock-absorbing automobile bumper with a smooth outer surface which may be manufactured by loading a preformed surface skin member into a blow mold, and then blowing a parison in the mold so that the blow parison is bonded to the surface skin member. The result is a hollow cushioning body firmly bonded to the surface skin member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.