1
Theodore Largman, Fred J Gefri, Frank Mares: Filaments having trilobal or quadrilobal cross-sections. Allied Signal, R C Stewart II, G H Fuchs, D L Webster, October 15, 1991: US05057368 (272 worldwide citation)

A trilobal or quadrilobal fiber formed from thermoplastic polymers, said fiber having a cross-section comprised of a central core having three or four T-shaped lobes, the legs of each intersecting at the center of said core such that the angle between the legs of adjacent lobes is from about 80.degr ...


2
Patricia M McCown, Timothy J Conway, Karl M Jessen: Methods and apparatus for monitoring system performance. Allied Signal, Christopher N Malvone, Howard G Massung, Robert A Walsh, November 19, 1991: US05067099 (233 worldwide citation)

Method and apparatus for performing system monitoring and diagnostics is disclosed. In performing system monitoring, data is acquired from the system under test and compared to an event model. The event model comprises a database having event records which pre-define events which can occur. Each eve ...


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Thirumalai G Palanisamy: Method for monitoring automotive battery status. Allied Signal, Ernest D Buff, Gerhard H Fuchs, Richard C Stewart, June 26, 1990: US04937528 (203 worldwide citation)

A vehicle storage battery is monitored to determine battery capacity, state of charge and certain fault conditions. The ambient temperature, battery voltage alternator/regulator output voltage and current to and from the battery are continuously measured. Current voltage (I-V) data is analyzed to de ...


5
Theodore Largman, Frank Mares, Clarke A Rodman: Fibers and filters containing said fibers. Allied Signal, R C Stewart II, G H Fuchs, D L Webster, December 3, 1991: US05069970 (195 worldwide citation)

This invention relates to a fiber comprising a major amount of a continuous phase comprising one or more melt processible polyesters of fiber forming molecular weight, and a minor amount of one or more polyolefins non-uniformly dispersed in said continuous phase such that the concentration of polyol ...


6
Hillel Magid, Raymond Thomas, Leonard Stiel, John W Pelava: Refrigeration lubricants. Allied Signal, Jay P Friedenson, Harold N Wells, July 5, 1988: US04755316 (166 worldwide citation)

Compression refrigeration equipment using tetrafluoroethane as a working fluid employs polyoxyalkylene glycols which are at least difunctional with respect to hydroxyl groups and a molecular weight between 300 and 2000. The mixtures of the glycols with the refrigerant will be miscible in the range f ...


7
Thirumalai G Palanisamy: Method for monitoring aircraft battery status. Allied Signal, Ernest D Buff, Gerhard H Fuchs, Richard C Stewart, November 6, 1990: US04968942 (148 worldwide citation)

An aircraft storage battery is monitored to determine battery capacity, state of charge and certain fault conditions. The ambient temperature, battery voltage on-board charger output voltage and current to and from the battery are continuously measured. Current voltage (I-V) data is analyzed to dete ...


8
Thirumalai G Palanisamy, Stuart E Mendelson: Apparatus and method for charging and testing batteries. Allied Signal, Richard C Stewart, Gerhard H Fuchs, October 24, 1989: US04876495 (146 worldwide citation)

This invention relates to a method for charging a rechargeable battery especially lead-acid batteries. In this method, the open circuit voltage of the battery is measured and the minimum number of cells is estimated from this value. The battery is then charged at any charge rate and at a constant cu ...


9
Patricia M McCown, Timothy J Conway: Methods and apparatus for performing system fault diagnosis. Allied Signal, Christopher N Malvone, Howard G Massung, Robert A Walsh, March 24, 1992: US05099436 (142 worldwide citation)

A diagnostic tool based on a hybrid knowledge representation of a system under test is disclosed. Data collected from the system during its operation is compared to an event based representation of the system which comprises a plurality of predefined events. An event is recognized when the collected ...


10
Alan M Finn, Roger M Kieckhafer, Chris J Walter: Synchronizer for a fault tolerant multiple node processing system. Allied Signal, Howard G Massung, March 28, 1989: US04816989 (128 worldwide citation)

A synchronizer for each node in a multiple node processing system having a message interface for receiving sync and pre-sync time-dependent message, counter means for generating a local time, a time stamp memory having an entry for each node in the multiple node processing system, a time stamper res ...