Matches 1 - 19 out of 19
Match Document Document Title
6604257 Apparatus and method for cleaning a conduit  
The present invention discloses an apparatus and method for cleaning an exhaust conduit that has chemical substances deposited on its inside wall by utilizing a shaft that has a plurality of...
6263535 Apparatus for cleaning caking adhered on the inner wall of pipe  
The present invention provides a scrubbing device retractably movable into a pipe to effectively separate caking from the pipe. The scrubber comprises a plurality of metal brush wheels or is...
5881420 Chimney clamp and seal  
A tool for clamping against the interior of a chimney flue having a scissors jack mechanism for adjustably clamping into various size chimneys. A seal plate for sliding over the shaft of the...
5819354 Apparatus for cleaning ducting  
A duct cleaning apparatus and method for cleaning and maintaining the interior of most types of ducts, including chimneys, air conditioning and heating ducts, dryer ducts, vents, plumbing and rain...
5588242 Gun barrel cleaning rod and method  
A lightweight, portable polymeric gun cleaning rod and method is provided for use having various implements such as brushes, jags, and the like. The cleaning rod shaft is formed from a polymeric...
5491862 Chimney scraper  
A scraper for removing deposits from an interior of a chimney. The inventive device includes an elongated handle having a scraping plate attached to a lower end thereof for engaging and scraping...
5383243 Duct brush  
A duct brush for cleaning air conditioning and heating ducts. The brush is made up of a flexible hose connected to a cleaning head. The head is constructed to open like an umbrella for cleaning...
5201345 Inflatable containment diaphragm for sealing and removing stacks  
A diaphragm with an inflatable torus-shaped perimeter is used to seal at least one end of a stack so that debris that might be hazardous will not be released during removal of the stack. A...
4964921 Method and apparatus for cleaning chimneys  
A method and apparatus for cleaning chimneys. The method comprises the step of exhausting air up the chimney at a predetermined rate, brushing the flue from the top of the chimney down, loosening...
4823425 Chimney flue brush  
A brush for cleaning a chimney flue is formed from a central hub outwardly from which extends a plurality of plastics strips manufactured from strapping tape having a width of the order of 1/2 inch...
4624712 Stovepipe cleaning apparatus arrangement and method  
An economical stovepipe cleaning apparatus arrangement comprising a T-shaped stovepipe joint which is connected to two transversely oriented stovepipes of a combustion stove. The joint has an...
4534080 Chimney cleaning tool  
A chimney cleaning tool which is adapted to be inserted on the end of a power driven motor such as an electric drill. The tool has an attachment device carried on a remote end of an elongated...
4353143 Sweeping apparatus  
A conduit cleaning apparatus suited for manually cleaning elongated pipes, with particular reference to chimneys, has a unitary flexible pushing member of spring steel having a predetermined...
4319378 Chimney cleaner  
A chimney cleaner of universal application and especially suitable for cleaning heavy wood resin residue is disclosed. An A-frame assembly capable of expansion and contraction to accommodate...
4310942 Chimney cleaning apparatus  
An apparatus for cleaning chimneys from a position at the bottom thereof comprising a brush cleaning member and a self-contained pulley system whereby the entire apparatus climbs the chimney from...
4200339 Method of making a chimney sweeping brush  
There is disclosed a method of making a chimney cleaning brush which comprises a large number of bristles extending outwardly and upwardly from a center hub. The bristles are distributed...
3871139 Multiple-compliant-bristle, self-centering self-sizing rotary abrasive hone  
A multiple-compliant-bristle, self-centering, self-sizing rotary abrasive hone made of multiple outwardly extending, flexible, extremely compliant plastic bristles (in a preferred form, made of...
3046589 Device for use when sweeping smoke tubes, boilers and the like  
0006790 Title is not available  
Matches 1 - 19 out of 19