Rotating pressure distributor and carousel-type machine for treating hollow bodies which is equipped therewith
US8353988B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2007 |
| Grant date | Jan 15, 2013 |
| Priority date | — |
| Expiry date | Apr 3, 2031 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K11/074
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
Rotating pressure distributor (I) for a carousel-type machine for treating hollow bodies in a plurality of identical treatment stations, comprising two rings, (2) fixed and (3) rotating, in sealing contact, the ring (3) having orifices (6) each adapted for being connected to a station and opening onto the contact face (5) thereof, the ring (2) having at least one aperture (7) which may be connected to a pressure source and opening onto the contact face (4) thereof by being on the trajectory of the orifices (6); grease is spread between the contact faces (4, 5) of the two rings (2, 3) to provide the seal; at least one annular channel (13) covers the annular opening (19) of the joint plane (P) and is connected to the atmosphere; in the channel respective flanges (14) are mutually interlaced without contact with one another, forming chicanes; the channel is filled with grease.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.