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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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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...
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3046589 |
Device for use when sweeping smoke tubes, boilers and the like
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0006790 |
Title is not available
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