Shock absorbing guard
US3997150A · kind A · utility
15Cited by
8References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 6, 1975 |
| Grant date | Dec 14, 1976 |
| Priority date | — |
| Expiry date | Jun 6, 1995 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63B2071/0063
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An impact or shock absorbing guard constructed of a molded rubber composition for padding structural elements such as poles or the like found on playgrounds, schoolyards, etc. to prevent injuries. The shock absorbing guard affords energy or shock absorption properties of at least two levels and has a long service life.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.