Central heating boiler

Liquid heaters and vaporizers – Stand boiler

Patent

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

122136C, 122367C, 122160, F22B 700

Patent

active

043948480

ABSTRACT:
A central heating boiler comprising a combustion chamber, flue gas passages, a flue gas collecting chamber and a liquid jacket surrounding both the combustion chamber and the flue gas passages, the inner wall part of said jacket surrounding the flue gas passages being composed of interwelded section staves, of which each one confines a flue gas passages, said inner wall part being very rigid, all other wall parts of the jacket being made of sheet metal and having such shapes and dimensions, as to ensure that the thermal stresses set up by the differences in expansion and shrinkage of the wall parts of the jacket remain under the breaking point of the sheet metal wall parts of the jacket and their welded points.

REFERENCES:
patent: 460158 (1891-09-01), Pandee
patent: 480406 (1892-08-01), Kennedy
patent: 529121 (1894-11-01), Gardner
patent: 588016 (1897-08-01), Sadtler
patent: 2440998 (1948-05-01), Alexander
patent: 3734066 (1973-05-01), Scheyen
patent: 4169431 (1979-10-01), Viessmann
patent: 4192259 (1980-03-01), Viessmann
patent: 4327672 (1982-05-01), Viessmann

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Central heating boiler does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Central heating boiler, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Central heating boiler will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2217598

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.