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Patent No. 5421089

Fork With Timer

A fork with timer for providing a cue to a user after an elapsed period of time for indicating that another bite of food using the fork may be taken.

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Class 29/14 - PLOW OR CULTIVATOR IRON MAKING


Subclass of Class 29 - Metal working
Definition: Process or apparatus for making that portion of a ground
No. of patents: 7
Last issue date: 12/27/2005


NumberTitleIssue Date
6978532Mower bed blade method
A method of forming a durable mower bed blade is provided in which the grain of the metal is perpendicular to the longitudinal axis of the blade. The blade is formed in part by coining the blade on a hydraulic press which strengthens the cutting edge and other areas...
12/27/2005
6508147Earth working sweep
The present invention has several aspects to it, one of which is the provision of a chisel point which is straight and tapered from its thinnest part at the extreme front to a thicker part at the rear thereof for causing a sweep to wear longer than prior ...
01/21/2003
6119321Method of making an earth tilling sweep from disc scrap
A method of making earth tilling sweeps from disc scrap including a process of cutting a plurality of circular discs side-by-side to form disc cut-outs as well as discs. Each cut-out is formed around an axis which is perpendicular to the plane of the shee...
09/19/2000
5752407Agricultural sweep manufacturing process
A process for producing an agricultural sweep defining upper and lower major surfaces and having a predetermined shape including an earth engaging pointed head portion with a pair of wings symmetrically diverging rearwardly and generally horizontal from a...
05/19/1998
4999893Method of making a bentleg plow
A method of making a bentleg plow includes cutting from a metal plate a tetragon having a leading edge and a trailing edge converging toward each other, the tetragon having a top portion adjacent a top edge, and a bottom portion adjacent a bottom edge. Th...
03/19/1991
4345358Method of and apparatus for manufacturing plowshares
An improved method of and apparatus for manufacturing plowshares that enables the plowshare bending and shaping operations to be performed with precision in a succession of reciprocal movements while minimizing the need for preforming or treatment of the ...
08/24/1982
4011054Sinter material for sealing strips in rotary piston engines
A sinterable material for use as sealing strips for rotary piston engines, the material being based on a known mixture of iron and vanadium carbide and further including a material which will be liquid at the sintering temperature and which will wet the c...
03/08/1977
 
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