Retractable grappling hook
US6079761A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 10, 1998 |
| Grant date | Jun 27, 2000 |
| Priority date | — |
| Expiry date | Aug 10, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B1/04
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A retractable grappling hook generally comprising a shaft having a longitnal extending axis and a plurality of hooks pivotally attached to the shaft. Each hook has a longitudinally extending axis and is pivotal to a retracted position such that the axis of each hook is substantially parallel to the axis of the shaft and to an extended position such that the axis of each hook is angulated with respect to the axis of the shaft. The retractable grappling hook further comprises a hook control system on the shaft for configuring and locking the hooks in either the extended or retracted positions, and an attachment member attached to the shaft for attaching the grappling hook to other devices.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.