Housing assembly with removable jacked cover
US4617117A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 20, 1984 |
| Grant date | Oct 14, 1986 |
| Priority date | — |
| Expiry date | Jul 20, 2004 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D2201/304
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A housing assembly for pressurized fluids is provided, having a cover removably attached to the housing in a manner that allows jacking of the cover into and away from sealing engagement with the housing, comprising, in combination, a housing; a fluid chamber in the housing; a fluid inlet and a fluid outlet in the housing in fluid flow connection with the fluid chamber; and a removable cover assembly closing off an open end of the fluid chamber and comprising a cover movable into and out from sealing engagement with the housing; a jack ring removably attached to the housing and having a central aperture; and optionally, when the vessel is pressurized, also having a peripheral portion to the housing engaging a peripheral portion of the removable cover; and means attaching the movable cover axially to the jack ring at the central aperture in a manner such that the jack ring engages the cover at a central portion adjacent the central aperture of the jack ring, and optionally also at a peripheral portion adjacent the peripheral portion of the jack ring, and jacks the cover onto the housing into sealing engagement therewith by such engagement when the jack ring is being attached to the …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.