|
Match
|
Document |
Document Title |
|
|
5934423 |
Pipe restraint and method for using the same
A pipe restraint and methods for its use are disclosed. The pipe restraint includes a hollow cylindrical housing of varying diameter. A shaft having first and second wedges is received by the...
|
|
|
5675091 |
Step-wise tracking electronic filter with offset up and down transition
A step-wise tracking electronic filter comprises a parallel bank of a plurality of band pass filters respectively having a plurality of electronic switches and respectively having different band...
|
|
|
5591923 |
Electroic filter for flowmeters with compound controls
An electronic filter for conditioning a primary flow signal including alternating electrical signals generated in a flowmeter comprises a parallel bank of low frequency bandpass filters and high...
|
|
|
5588511 |
Seismic pipe restraint and method for using the same
A system for limiting the movement of a pipe due to a seismic event is disclosed, including an energy absorbing device for restraining the pipe in the event of the seismic event, and a clamp...
|
|
|
5458221 |
Shock absorbing device
A shock absorber comprises a tubular sleeve (46) and a load applying member (45) having a nut (47) normally in engagement with an end of the sleeve (46). Under loading the nut is drawn into the...
|
|
|
5444214 |
Apparatus and method for synchronizing a firing circuit for a brushless alternator rectified D. C. welder
An engine-driven, multiple-phase, alternator-powered SCR rectified arc welding power supply using a single synchronizing winding within the alternator providing signals to a synchronizing digitizer...
|
|
|
5435188 |
Electronic filter for flowmeters with compound controls
An electronic filter for conditioning a primary flow signal including alternating electrical signals generated in a flowmeter comprises a parallel bank of low frequency bandpass filters and high...
|
|
|
5309771 |
Method for processing signals in vortex flowmeters
An electrical signal generated by a transducer included in a vortex sensor and conditioned by a preamplifier is supplied to a pair of parallel electronic filters respectively inhibiting...
|
|
|
5005425 |
Vortex flowmeter
A vortex flowmeter comprises a bank of filter sets (12) each for receiving a vortex signal produced according to the flow rate of a fluid to be measured, a waveform shaping circuit (13) for shaping...
|
|
|
4966040 |
Karman vortex flowmeter with signal waveform shaper circuit
A Karman vortex flowmeter is disclosed which comprises, in addition to a conventional vortex frequency detector means for outputting an electical signal including a vortex frequency signal...
|
|
|
4658364 |
Signal processing apparatus
A signal processing apparatus has a novel arrangement wherein the frequency of each input signal is multiplied or divided in a frequency converter circuit whose multipliers or divisors are changed...
|
|
|
4104678 |
Video switching circuit
A circuit has two amplifiers each of which have different transfer functions. Means are shown for switching between them. The output signal can be a matrixed or non-matrixed color signal, or a...
|
|
|
4057761 |
Received signal selecting system with priority control
A system, which selects the most desired signal from similar signals provided by two or more radio receivers, includes a separate arrangement of a signal quality detector, a signal selection gate,...
|
|
|
3714465 |
ANALOG DECISION CIRCUIT
An analog decision circuit for analyzing a group of analog signals and identifying and ordering these signals according to their magnitudes. A first analog signal OR circuit identifies the largest...
|
|
|
3709034 |
SIGNAL CONDITIONER FOR RECOVERING DOMINANT SIGNALS FROM SWIRL-TYPE METERS
A signal conditioner adapted to extract the dominant frequency from the composite output signal of a swirl or vortex type flowmeter and to exclude low and high frequency noise components whereby by...
|