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| Number | Title | Issue Date |
| 7168353 | Material handling systems A material handling system for a table saw that controls the orientation and speed of material as it moves through the system. The material handling system includes an idler device having upper and lower support surfaces configured to maintain a piece of processed m... | 01/30/2007 |
| 6565294 | Plunge cutting device for non-circular shapes A plunge cutting device for use with a portable drill, drill press, or other rotary drive source which is capable of cutting irregularly shaped openings or workpieces in a single operation. A drive chain, belt, or other means carries a plurality of cuttin... | 05/20/2003 |
| 6021826 | Powered cutting saw system A plate-joinery system includes a chain-saw plate joiner where the cutting mechanism includes a cutting-chain driven about a saw-bar. The cutting mechanism of the chain-saw plate joiner may be advanced on rails to one of a set of predetermined depths. The... | 02/08/2000 |
| 5878800 | Rectangular opening box cutting apparatus The traditional method of carving out an electrical outlet box opening in a log wall consists of chiselling after a series of closely spaced holes are drilled in the log. It is a time consuming and difficult undertaking. An apparatus for quickly and easil... | 03/09/1999 |
| 5413158 | Radial arm saw mortising adapter A simplified mortising adapter for converting a conventional radial arm saw, or other power tool having an arbor, into a mortising tool. The adapter includes a base plate and a drive spindle rotatably mounted to the base plate for connecting to the radial... | 05/09/1995 |
| 5207252 | Apparatus for clamping a workpiece in which a mortise is formed The present invention provides an apparatus for holding a workpiece which, according to one aspect of the invention, has a pair of clamping members configured to securely hold a workpiece in which a mortise is to be formed. The clamps are mounted on a fra... | 05/04/1993 |
| 4382334 | Chain saw device A chain saw is provided with a saw chain cassette and a releasable clamping cover for holding the cassette against the side of the chain saw frame. The clamping cover, together with the cassette and the chain saw frame, have aligning surfaces extending in... | 05/10/1983 |
| 4272889 | Portable saw The specification discloses a motor housing, with a handle of the circular saw type, and a cantilever saw bar carrying a saw chain is secured to the housing in a position extending downwardly from a guide foot of the housing. A retractable guard bar norma... | 06/16/1981 |
| 4048720 | Chain saw guide apparatus A guide apparatus is provided for guiding movement of a chain saw in a direction parallel to the longitudinal axis of the bar of the saw through a member in which it is desired to cut an opening with the chain saw. The guide apparatus includes a guide mem... | 09/20/1977 |
