Arrowhead with extendable blades
US5090709A · kind A · utility
57Cited by
13References
23Claims
0Family size
Inventor
Key dates
| Filing date | Jun 19, 1990 |
| Grant date | Feb 25, 1992 |
| Priority date | — |
| Expiry date | Jun 19, 2010 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42B6/08
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An arrow has an arrowhead with fixed cutting blades and extendable blades located adjacent the fixed blades. The blades are mounted on a tubular body having longitudinal slots accommodating the blades. A nose attached to the forward end of the body retains the fixed blades on the body. Pins pivotally connect the extendable blades on the body. A ring releasably holds the extendable blades in the slots.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.