Termination device for horizontal direct vent gas fireplaces or the like
US5562088A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jan 25, 1995 |
| Grant date | Oct 8, 1996 |
| Priority date | — |
| Expiry date | Jan 25, 2015 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF23L17/04
- WIPO fieldThermal processes and apparatus
- WIPO sectorMechanical engineering
Abstract
A termination device for a through the wall connection to the double walled coaxial ducting of a horizontal direct vented gas fireplace or the like comprising a mounting means having an opening therethrough for mounting said device on the exterior of a wall having a passage therethrough with the opening registering with the passage, a first pipe adapted for connection with the outer of the coaxial ducts secured to the mounting means and projecting inwardly thereof and adapted to extend through the wall passage, deflector means supported in spaced relation outwardly from the mouth of the first pipe and presenting an air deflecting surface formation surrounding and sloping inwardly towards the mouth of the first pipe to a central opening in substantially coaxial relation with but spaced from the first pipe, said air deflecting surface formation being adapted to deflect air inwardly into the first pipe, a second pipe adapted for connection with the inner of the coaxial ducts extending from an outer end located on the outer side of the deflecting surface formation inwardly through the deflector surface central opening and through the first pipe, means being provided to bar the entrance…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.