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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 313/134 - With radio shielding


Subclass of Class 313 - Electric lamp and discharge devices
Definition: Subject matter having electrical shielding means to shield
No. of patents: 18
Last issue date: 08/17/2010


NumberTitleIssue Date
7777401Plasma spark plug for an internal combustion engine
An essentially-elongated spark plug for an internal combustion engine of a motor vehicle, including: an essentially-capacitive lower part including two coaxial electrodes; an essentially-inductive upper part including a central mandrel, a coaxial winding around the ...
08/17/2010
7252078Spark plug connector
A spark plug connector, in particular for large engines, includes an inductive interference suppression device having a ferromagnetic core. The inductive interference suppression device also has at least one winding, preferably a coil, and an ohmic d.c. resistance o...
08/07/2007
7146957Internal combustion engine
An internal combustion engine, in particular a stationary gas engine, comprising at least one spark plug connector plug device (2) which can be fixed to the internal combustion engine, wherein the spark plug connector plug device (2) and the fixing the...
12/12/2006
7053623Spark ignition system with diagnostic capabilities
An ignition and diagnostic system (10) for an internal combustion engine includes a sparking device (12) through which a low voltage diagnostic device (54) monitors a sensing feature, for example spark gap (30) conditions, during spark in...
05/30/2006
7047637Method of manufacture of ceramic composite wiring structures for semiconductor devices
Method of manufacture of a composite wiring structure for use with at least one semiconductor device, the structure having a first conductive member upon which the semiconductor device can be mounted for electrical connection thereto. A dielectric member, made of ce...
05/23/2006
6553910Hermatically-sealed electrically-absorptive low-pass radio frequency filters and electro-magnetically lossy ceramic materials for said filters
An electromagnetically lossy liquid- or gas-tight fusion seal for use as a low pass radio frequency signal filter constructed as a matrix of glass binder and ferrimagnetic and/or ferroelectric filler. Metal cased electrical filters are made by reflowing t...
04/29/2003
6229085Electromagnetic wave leakage attenuation filter
A filter 2A(2C), which prevents the leakage of electromagnetic waves from a PDP 1, is provided with a filter base 11 in front of the PDP 1 and a grounded conductive mesh 12 which transmits light from the base 11 on the PDP 1 side. A light scattering layer...
05/08/2001
5942842Hermetically-sealed electrically-absorptive low-pass radio frequency filters and electromagnetically lossy ceramic materials for said filters
An electromagnetically lossy liquid- or gas-tight fusion seal for use as a low pass radio frequency signal filter constructed as a matrix of glass binder and ferrimagnetic and/or ferroelectric filler. Metal cased electrical filters are made by reflowing t...
08/24/1999
5691498Hermetically-sealed electrically-absorptive low-pass radio frequency filters and electromagnetically lossy ceramic materials for said filters
An electromagnetically lossy liquid- or gas-tight fusion seal for use as a low pass radio frequency signal filter constructed as a matrix of glass binder and ferrimagnetic and/or ferroelectric filler. Metal cased electrical filters are made by reflowing t...
11/25/1997
5463267Spark plug with automatically adjustable gap
In spark ignited engine configurations, it is common to provide a spark plug that has a spark gap that has dimension that will accommodate good starting capabilities for the engine. In some cases, this spark gap is larger than required for the engine to r...
10/31/1995
5008584Spark plug having a built-in resistor for suppressing noise signals
A spark plug containing a resistor which is a sintered body made from a mixture comprising coarse glass particles and fine glass particles, coarse ceramic particles and fine ceramic particles, and carbon black in special proportions is improved in noise s...
04/16/1991
4983882Ignition amplifier device
An ignition amplifier device for the secondary circuit of an ignition system comprises the series connection of a spark gap having an electrode spacing of between 0.05 and 0.2 mm with a condenser. The so formed series connection is shunted to the electrod...
01/08/1991
4795944Metallized glass seal resistor composition
An electrically stable radio frequency interference suppressing glass-type resistor seal composition forming a gas-tight seal within the center bore of a ceramic insulator is disclosed that contains borosilicate glass, barium borate glass, mullite, zircon...
01/03/1989
4568855Spark plug
An improved spark plug, capable of suppressing radio-frequency electromagnetic interference from internal combustion engine ignition systems such as those commonly used in motor vehicles, is disclosed. The plug comprises a shell releasably engageable with...
02/04/1986
4186712RFI-suppressing ignition system for an internal combustion engine
The invention contemplates a capacitor-discharge ignition system which includes a particular low-resistance, low-inductance, wire-wound circuit element at the spark plug which is operative with the spark plug and with the rest of the ignition system to ma...
02/05/1980
4159441Shielding and retaining system for vehicle engine electrical components
A shielding and retaining system for vehicle engine electrical components, and particularly, components forming part of the ignition system thereof such as the spark plugs, ignition coil and distributor. The spark plug, when located in the engine block, i...
06/26/1979
4078534Anti-interference device for internal combustion engines
The protection against interference emitted by automobile internal combustion engines or other vehicles is provided by an element for a spark plug or for a distributor, comprising a shield 3, a resistor 4 increasing with the frequency to be filtered and a...
03/14/1978
3965879Radio frequency interference suppression apparatus
An ignition wiring system having the leads formed as a wire coil about a magnetizable core defines a distributed constant resistive-inductive series impedance. A metal shield is located over the spark plug proper and electrically connected to the engine g...
06/29/1976
 
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