Connector plug, connector insertion method, and a connector removal method
US11543612B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 9, 2019 |
| Grant date | Jan 3, 2023 |
| Priority date | — |
| Expiry date | Oct 9, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/562
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
To provide a connector plug that makes it possible to facilitate a plurality of persons' confirmation of a connector plug before its removal or after its insertion and to prevent erroneous work. The connector plug according to the present invention has a discoloration member mounted on a gripping portion for pinching during work. The color of the discoloration member changes due to heat of a worker's fingertips when the worker pinches the connector plug or pressure when the worker pinches the connector plug. The discoloration member is discolored by one worker pinching the connector plug. Another worker looks at the discolored discoloration member, and then is able to confirm whether the connector plug is a work target.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.