Leak compressed fuel gas discharging device
US5701928A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 22, 1995 |
| Grant date | Dec 30, 1997 |
| Priority date | — |
| Expiry date | Sep 22, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86324
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A leak compressed fuel gas discharging device in an automobile having a compressed fuel gas tank arranged within a shut-up compartment such as a trunk room is provided. The device comprises a pipe connecting portion to the compressed fuel gas tank closed up tightly by a covering; a leak compressed fuel gas discharging pipe having a base end connected to the covering air- and watertightly and communicating with a space closed by the covering; a pipe joint integrally fitted with another end of the leak compressed fuel gas discharging pipe, detachably inserted into an opening on a car-body wall from inside toward outside of the compartment and having a swelled portion formed on a outer peripheral surface at the inside of the compartment and an engaging groove formed on a outer peripheral surface at the outside of the compartment directing in a peripheral direction; and a cover member covering the pipe joint at the outside of the compartment which has an opening extending along the pipe joint at one side and an engaging portion provided on an inner surface near the opening and adapted to detachably engage with the engaging groove.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.