1
Adrian Weissman: Motor braking arrangement and method. The Singer Company, David L Davis, Robert E Smith, Edward L Bell, February 10, 1981: US04250436 (236 worldwide citation)

A universal series motor having its brushes shifted at an angle against the direction of rotation is provided with a braking arrangement which removes power from the field windings and applies power directly to the armature winding.


2
John W Wurst: On-line battery impedance measurement. Btech, David L Davis, January 25, 1994: US05281920 (153 worldwide citation)

Impedance measurement of battery cells within a battery system comprising at least one string of battery cells is accomplished by dividing each of the strings into at least two portions. A loading current for measurement purposes is only imposed on a portion of one of the strings at any given time a ...


3
Jose A Alvarez: Battery parameter measurement. BTECH, David L Davis, December 26, 2000: US06167349 (113 worldwide citation)

A method and system for evaluating lead-acid battery jars in a battery backup or standby system applies, in a stepwise manner, a current load across a group of adjacent jars. Voltage measurements are taken across each jar in the group at various times during the application of the current load. Thes ...


4
Jose A Alvarez, Allan M Dob: Noise reduction in an on-line battery impedance measurement system. Btech, David L Davis, October 13, 1998: US05821757 (105 worldwide citation)

Connections between batteries and impedance measuring circuitry in a system for on-line measurement of battery cell impedance is effected by twisted wire triplets.


5
Liang Hwang: Distribution frame cable routing apparatus. Lucent Technologies, David L Davis, October 9, 2001: US06301424 (95 worldwide citation)

Apparatus for routing cables in a distribution frame. The apparatus includes a planar panel having takeup spools mounted thereon for the storage of excess lengths of cable. A hollow cylindrical member is mounted for pivoting movement about a pivot axis, where the longitudinal axis of the cylindrical ...


6
Atzmon Gilai, Hezi Resnekov: Word-containing database accessing system for responding to ambiguous queries, including a dictionary of database words, a dictionary searcher and a database searcher. Phonetic Systems, David L Davis, July 3, 2001: US06256630 (85 worldwide citation)

A database accessing system for processing a request to access a database including a multiplicity of entries, each entry including at least one word, the request including a sequence of representations of possibly erroneous user inputs, the system including a similar word finder operative, for at l ...


7
Atzmon Gilai, Hezi Resnekov: Word-containing database accessing system for responding to ambiguous queries, including a dictionary of database words, a dictionary searcher and a database searcher. Phonetic Systems, David L Davis, January 25, 2000: US06018736 (81 worldwide citation)

A database accessing system for processing a request to access a database including a multiplicity of entries, each entry including at least one word, the request including a sequence of representations of possibly erroneous user inputs, the system including a similar word finder operative, for at l ...


8
Aaron L Marlow: Ball-and-socket joint, particularly a prosthetic hip joint. David L Davis, November 23, 1999: US05989294 (77 worldwide citation)

A ball-and-socket joint has a race with bearing balls interposed between the head and the socket of the joint. The race is secured to the head. In use as a prosthetic hip joint, the formation of metallic debris is reduced or completely eliminated thus eliminating or at least reducing the occurrence ...


9
Jay M Gordon: Snubber for zero current switched networks. Factor One, David L Davis, September 29, 1998: US05815386 (72 worldwide citation)

An AC to DC converter employing a resonant circuit and an auxiliary controllable switch such that the main controllable switch is turned off at zero current. A coupled saturable inductor is connected to the resonant circuit and the associated switching diode so that the turnoff stress of the switchi ...


10
Kenji Yatsushiro, Mikhail Godkin: Magnetic latch valve. The Singer Company, David L Davis, Robert E Smith, Edward L Bell, May 10, 1983: US04383234 (69 worldwide citation)

The permanent magnet is mounted within the coil in engagement with the magnetic frame so when the coil is energized by a pulse of DC voltage of polarity giving a coil flux aiding the magnet the plunger is actuated against the bias of the spring to move the plunger close enough to the magnet to be re ...