Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 7371037 | Rotary cutting tool comprising two cutting portions having opposed cutting directions A rotary cutting tool extending along a longitudinal axis and including a first cutting portion including a plurality of first helical teeth having a helix direction and being designed to work in a first direction of rotation of the tool. The tool also includes a se... | 05/13/2008 |
| 7237586 | Rotatable cutting tool There is provided a rotatable cutting tool for supporting at least one knife in at least two alternate angular cutting configurations. The cutting tool includes a body that defines at least one cavity extending generally in a longitudinal direction of the body. Each... | 07/03/2007 |
| 7131473 | Programmable coping bit A coping bit capable of being easily modified to cut profiles having tenons of varying lengths is provided. The coping bit includes an axially extending primary drive shaft and a first cutting member fixed on the primary drive shaft. An axially extending secondary d... | 11/07/2006 |
| 6701984 | Wood board made of a plurality of wood pieces, method of manufacture and apparatus The process is used for making individual wood boards (52) from a plurality of wood pieces (10). In this process, wood pieces (10) of similar length and are joined side by side so as to form a panel (30). The panel (30) is then cut in a longitudinal direc... | 03/09/2004 |
| 6681820 | Process for the manufacturing of joining profiles A process for the manufacturing of longitudinal profiles such and tongue and groove on boards wherein the process includes the steps; a) Moulding a substantial part of the profile cross-section by means of milling with a milling tool. b) Fine moulding ... | 01/27/2004 |
| 6401772 | System and method for forming dovetail joints An apparatus for cutting dovetail joints comprises one or more trapezoidal mortising chisels mountable on a drill press, each trapezoidal mortising chisel having a trapezoidal cross sectional shape with a particular slope or "pitch" on its non-parallel si... | 06/11/2002 |
| 6367524 | Adjustable bit for forming a workpiece An adjustable bit for cutting tongues or grooves in a wooden workpiece that includes first and second cutter members adjustably mounted on a drive shaft, a plurality of spacer elements selectively mountable on the drive shaft to vary the axial spacing bet... | 04/09/2002 |
| 6196286 | Method and tool for manufacturing a shaped edge, veneer surfaced, furniture top A method for manufacturing a wood veneer surfaced furniture top with a profiled edge, utilizing a special tool and process, which when used collectively, eliminates the need for certain relatively costly machinery and manufacturing processes.... | 03/06/2001 |
| 6161602 | Unitary finger joint cutting bit and finger joint cutting head incorporating the same A finger joint cutting tool includes unitary finger joint cutter bits. Each cutter bit has a unitary body to provide several integrally formed finger cutting teeth for finger jointing wood materials. Preferably the body is formed by an electrical discharg... | 12/19/2000 |
| 5615718 | Rail and stile cutter A one-piece cutting tool having a cutting profile designed to cut both a rail and stile. The top portion of the tool cuts the rail while the lower portion of the device cuts the stile. The stile is cut with dimensions which fit into the mating alignment w... | 04/01/1997 |
| 5372168 | Thin plate cutting/joining apparatus A thin plate cutting/joining apparatus includes a cutting apparatus for pressing the front end of a following thin plate and the rear end of a preceding thin plate together and cutting the pressed front and rear ends of the thin plates in stepped scarf sh... | 12/13/1994 |
| 5368078 | Finger joint cutter blade A cutter blade (17) for a finger joint cutter head (10) which includes a cantilevered cutting tip attachment. A cantilever pocket (20) is formed in the fillet area of steel backing member (18) to receive and hold the inner end of a hard material cutting t... | 11/29/1994 |
| 5005619 | Finger joint cutter head A combination finger joint cutter head having a pair of adjustable cutter assemblies, that cut a plurality of finger joints in an end of a wood piece, and a pair of adjustable trim knives, wherein a single adjusting means extends or retracts the pair of k... | 04/09/1991 |
| 4730962 | Divided milling cutters A divided milling cutter comprises a first cutter half and a second cutter half which are adjustable in relation to each other with respect to their mutual distance and are both connected to a first, common, hydraulic sleeve which has an internal, annular... | 03/15/1988 |
| 4552496 | Divided milling cutters Improvements in divided milling cutters comprise a first cutter half (2) and a second cutter half (6) which are adjustable in relation to each other with respect to their mutual distance and are both connected to a common sleeve (1) threadable on to and s... | 11/12/1985 |
| 4338051 | Profile cutting machine A machine for cutting a profile into the respective ends of a flat rectangular piece of rubberized material having a clamping table with an overhead reciprocating carriage that has a rotating profile cutter that cuts an interlocking profile at a single pa... | 07/06/1982 |
| 4130150 | Finger jointing machine A finger jointing machine in which timber is fed on a horizontal support table and is clamped against this table and against a vertical guide fence adjacent the table. The timber is clamped with the rear end of one piece of timber spaced from the front en... | 12/19/1978 |
| 4068688 | Stacked disc finger joint cutter assembly A stacked disc cutter assembly for producing finger joints including a plurality of discs, each of which has a plurality of cutter teeth secured to and projecting radially outwardly therefrom. The discs are of substantially similar outer diameter and when... | 01/17/1978 |
| 3946777 | Edge machining tool construction An edge machining tool in which two substantially identical tool members are mounted on a work spindle with each tool member having peripheral axial portions extending into notches in the other tool member. The aforementioned axial portions are provided w... | 03/30/1976 |
