Adhesive bonding and miscellaneous chemical manufacture – Surface bonding means and/or assembly means therefor – Presses or press platen structures – per se
Reexamination Certificate
1998-11-23
2001-03-13
Osele, Mark A. (Department: 1734)
Adhesive bonding and miscellaneous chemical manufacture
Surface bonding means and/or assembly means therefor
Presses or press platen structures, per se
C156S345420, C254S203000
Reexamination Certificate
active
06199616
ABSTRACT:
BACKGROUND OF THE INVENTION
This invention relates generally to devices for removing floor coverings and more particularly to a power-driven device for stripping carpets adhesively attached to a floor.
The use of adhesives to secure floor coverings such as carpet and linoleum to the underlying floor is common. Adhesives are used extensively to install carpet in office buildings and other commercial areas. However, carpeting installed with adhesive is typically very difficult to remove when the time comes for replacement. Manual removal of such carpeting is slow, labor-intensive and expensive. As a result, a number of mechanical and power-driven devices have been proposed for removing glued-down carpets more quickly. Many of these devices comprise large, complex systems that are difficult to transport and set up. Such large devices also require plenty of open space to operate and consequently do not work well in relatively confined spaces where carpeting is often found.
Accordingly, there is a need for a carpet-removing device that removes floor coverings quickly and efficiently, while still being easy to transport and use.
SUMMARY OF THE INVENTION
The above-mentioned needs are met by the present invention which provides a carpet remover having a rotary power source, particularly a power drive, a take-up shaft, and a coupling mechanism for rotatively connecting the shaft to the power source. The shaft has a means on its outer surface for securing a lead edge of a piece of glued-down carpet to the shaft. Thus, when the shaft is rotated by the power drive, the carpet is pulled from the floor and rolled up on the shaft. In a preferred embodiment, the shaft is sectional so that the overall shaft length can be changed in response to how firmly the carpet is adhered to the floor. In another preferred embodiment, the shaft can be broken down into arcuate segments and removed while the stripped carpet is still rolled up.
The present invention solves the problem of removing carpeting installed with adhesive by providing a device that is portable and simple to handle, easy to set up, strips carpeting quickly and is relatively inexpensive. The present invention is primarily directed to pulling up glued-down carpeting, but can also be used with non-glued carpeting and other types of floor coverings. The device is also useful in that one person can tightly roll up large pieces of loose carpet, a task that normally requires two or more people.
Other objects and advantages of the present invention will become apparent upon reading the following detailed description and the appended claims with reference to the accompanying drawings.
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Atwood Pierce
Osele Mark A.
Scanlon Patrick R.
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