1. Field of the Invention
The present invention relates to drywall mud and drywall tape dispensing devices. In particular, the present invention relates to a single dispenser for both drywall mud and drywall tape to streamline the drywall repair process.
2. Description of the Related Art
Numerous devices have been developed to simplify the completion of drywall joints. These devices include various powered and pneumatic mud application tools as well as complex, single-purpose tools. The powered and pneumatic devices typically have a mud reservoir with a pump connected to a handheld mud applicator via a hose. The applicator includes a roll of drywall tape. Mud is pumped from the remote reservoir to the handheld applicator under pressure. Switches are requires to start and stop the flow of mud and to measure the rate of the flow at the applicator. These devices are quite expensive, heavy and mechanically complex. They save time for a professional drywall technician, but are quite impractical for small jobs or do-it-yourselfers.
Another group of mud application tools are single-purpose, complex handheld tools. These tools avoid some of the drawbacks of the powered and pneumatic tools, but introduce some new ones. These devices include a drywall tape holder that is permanently attached to the drywall mud reservoir. This increases the device's bulk and weight. Further, they include complex tape support frames with sensitive rollers to transport the tape through the mud. They also have adjustable tape inlet and tape outlet ports. Such supports make the devices much more unwieldy. The rollers and adjustable ports are easily clogged or frozen in place by dried or excessively tacky mud. All these features act to increase their costs of production and maintenance. After the tape is applied, if the user wants to touch-up selected spots or areas with mud, he must carry the entire handheld assembly.
Therefore, there has been and continues to be a need for a simple, rugged drywall tape and drywall mud application device that is flexible in its use and that requires minimal maintenance.
The present invention provides a two in one drywall tape and drywall mud dispensing device. The device has no moving or adjustable parts. The device includes a drywall mud tray and a drywall tape holder. The tray includes a tape inlet and a tape outlet so that drywall tape can be drawn through the tray. The tray is filled with mud and the tape is coated with drywall mud as it is drawn through the device. The tape holder is easily separable from the tray to permit the user to more easily carry and use the tray for applying mud when taping is completed. An integral cutting guide adjacent to the tape outlet allows a user to cut the drywall tape cleanly and easily with a handheld taping knife. The user may coat one or both sides of drywall tape with mud.
The following detailed description is of the best presently contemplated modes of carrying out the invention. This description is not to be taken in a limiting sense, but is made merely for the purpose of illustrating general principles of embodiments of the invention.
The present invention provides a two in one drywall tape and drywall mud dispensing device. The device has no moving or adjustable parts. The device includes a drywall mud tray and a drywall tape holder. Tape is coated with drywall mud as it is drawn through the device. The tape holder is easily separable from the tray to permit the user to more easily carry and use the tray for applying mud when taping is completed. A built-in cutting guide allows a user to cut the drywall tape cleanly and easily with a handheld taping knife.
A platform 22 is attached to tape outlet end 16 of the tray 12, adjacent to the tape outlet 16. A cutting groove 24 is incorporated into the platform 22. The cutting groove 24 accepts a standard handheld taping knife. The user draws the desired length of drywall tape 20 through the dispenser 10 and pins the tape 20 to the platform with his taping knife. The user then pulls the tape 20 to tear it cleanly against the knife. The use of the handheld taping knife eliminates a difficult-to-clean blade fixed to the tray 12, and simplifies the dispenser's manufacture, use and cleaning. The use of a standard, handheld taping knife also improves safety.
In another embodiment, the tray 12 includes a pair of handgrips 26 incorporated into the sides of the tray 12. The handgrips 26 are preferably attached to the tray 12 on the closest pair of opposing sides. This improves the handling qualities of the dispenser 10. The handgrips 26 are preferably integrally formed into the tray 12 to simplify the manufacturing process and eliminate moving parts. The handgrips 26 may be a raised or inset textured surface or finger grooves that improve the user's purchase on the dispenser 10.
The tape inlet 14 is just large enough to admit a single layer of drywall tape 20. The tape outlet 16 is slightly larger than the tape inlet 14, to accommodate the tape 20 when it is coated with drywall mud 13. Neither the tape inlet 14 nor the tape outlet 16 are adjustable. The tape outlet 16 may have different shapes. The outlet 16 may be a regular rectangle with straight sides and edges, an ovoid aperture to permit more mud to adhere to the center of the tape 20, or it may have scalloped or serrated edges to closely regulate the amount of mud coated onto the tape 20.
The tray 12 is easily separated from the tape holder 18 when the user is finished applying tape 20. A separate, standard mud tray is not necessary. The tray 12 may be used as a standard mud tray to finish the remainder of the drywall job. When the workday or job is complete, the entire dispenser 10 can be immersed in water for quick and easy cleaning.
Loading the dispenser 10 may be done in a few simple steps: first the tape 20 is routed from the tape holder 18, through the inlet 14, and through the tape outlet 16. Next, a quantity of mud 13 is placed into the tray 12 atop the tape 20.
While the invention has been described in conjunction with specific embodiments thereof, it is evident that many alterations, modifications, and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, it is intended to embrace all such alterations, modifications, and variations in the appended claims.
This application claims benefit of U.S. Provisional Patent Application Ser. No. 60/517,001 filed on Nov. 4, 2003.
Number | Date | Country | |
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60517001 | Nov 2003 | US |