Implement with connector joining handle to working head
US4792256A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Dec 10, 1986 |
| Grant date | Dec 20, 1988 |
| Priority date | — |
| Expiry date | Dec 10, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T403/559
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An implement having a working head with a threaded socket; a metal tubular handle; a connector joining the handle to the head; the connector having a generally cylindrical body with a threaded portion at one end threadably inserted into the socket in the head; a fluted portion at the other end of the body, with the flutes being located axially of the body and spaced apart from adjacent flutes; the fluted portion being forced into the end of the handle with a tight friction fit so that other fastening means is not required; and a stop between the fluted portion and the threaded portion limiting the distance which the fluted portion can be forced into the end of the tubular handle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.