Equipment for producing cooling packs consisting of a shell made of a porous material containing an amount of carbon-dioxide snow enclosed and retained inside the casing
US9227741B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2011 |
| Grant date | Jan 5, 2016 |
| Priority date | — |
| Expiry date | Oct 8, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF25D3/125
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The invention relates to equipment for producing cool packs containing an amount of carbon-dioxide snow, which includes: a set of at least two cells, each of which is capable of receiving and supporting a shell to be filled; a feeding tube connected, at the upstream portion thereof, to a liquid CO2 source; a set of at least two injection manifolds, each injection manifold being located opposite a cell in which a casing to be filled is to be positioned, and each manifold being connected, at the upstream portion thereof, to the feeding tube, wherein each manifold comprises an injection port at at least one location along the length thereof, the equipment being characterized in that: i) the end of each manifold opposite the feeding tube is formed as a sealed end provided in the form of a substantially rounded tip; j) each injection port located on a manifold is a provided as a threaded opening having a given diameter D and is capable of receiving an injection nozzle by means of screwing; k) said equipment comprises at least two injection nozzles, each injection nozzle being provided in the form of a part that is cylindrical over at least a portion of the length thereof, said cylinder …
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.