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Title: US6223104: Fault tolerant architecture for a personal vehicle
[ Derwent Title ]


Country: US United States of America

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9 pages

 
Inventor: Kamen, Dean L.; Bedford, NH
Dastous, Susan D.; Windham, NH
Duggan, Robert; Stafford, NH
Guay, G. Michael; Derry, NH

Assignee: DEKA Products Limited Partnership, Manchester, NH
other patents from DEKA PRODUCTS LIMITED PARTNERSHIP (682759) (approx. 104)
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Published / Filed: 2001-04-24 / 1999-09-27

Application Number: US1999000406086

IPC Code: Advanced: A61G 5/04; A61G 5/06; B60L 3/00; B60L 11/18; B60R 16/02; B62D 57/00; B62D 61/00;
IPC-7: B62D 57/00; G05D 1/00;

ECLA Code: A61G5/06A; B60L11/18C; B62D57/00; B62D61/00; B62K3/00D; Y02T10/70; Y02T10/70B; Y02T10/72D;

U.S. Class: Current: 701/001; 180/007.1; 180/907; 280/005.2; 701/022; 701/033; 701/034; 701/036; 701/039;
Original: 701/001; 701/022; 701/033; 701/034; 701/036; 701/039; 180/007.1; 180/907; 280/005.2;

Field of Search: 701/001,33,34,36,39,43,124,22 180/6.5,7.1,21,65.8,907 280/5.2

Priority Number:
1999-09-27  US1999000406086
1998-10-21  US1998000105069P

Abstract:     A motorized vehicle capable of fault detection and of operation after a fault has been detected. The vehicle has a plurality of control components coupled to a motorized drive and a comparator for comparing the output of each of the control components with outputs of other control components so that failures may be identified. The vehicle may have multiple processors coupled to a plurality of control channels by means of a bus and a decision arrangement that suppresses the output of any processor for which a failure has been identified.

Attorney, Agent or Firm: Bromberg & Sunstein LLP ;

Primary / Asst. Examiners: Cuchlinski, Jr., William A.; Beaulieu, Yonel

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Parent Case:     This application claims priority from U.S. Provisional Application, Ser. No. 60/105,069, filed Oct. 21, 1998, which is incorporated herein by reference.

Designated Country: AE AL AM AP AT AZ BA BB BG BR BY CA CH CN CU CZ DE DK EA EE EP ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR 

Family: Show 19 known family members

First Claim:
Show all 15 claims
We claim:     1. A vehicle for locomotion over land, the vehicle comprising:
a. a support structure for supporting a load;
b. a ground-contacting module for providing motion capability to the support structure;
c. a motorized drive for permitting controllable motion of the ground contacting module;
d. a plurality of control components coupled to the motorized drive, each control component having an output; and
e. a comparator for comparing the output of each of the control components with the output of another of the control components for identifying a failure of any of the control components.


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Forward References: Show 68 U.S. patent(s) that reference this one

       
U.S. References: Go to Result Set: All U.S. references   |  Forward references (68)   |   Backward references (16)   |   Citation Link

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Patent  Pub.Date  Inventor Assignee   Title
Get PDF - 17pp US4550267  1985-10 Vaidya  Sundstrand Corporation Redundant multiple channel electric motors and generators
Get PDF - 8pp US4948998  1990-08 Fink et al.  Honeywell Incorporated Electric motor
Get PDF - 12pp US5044065  1991-09 Dyke et al.  Black & Decker Inc. Coil winding armatures with parallel coils
Get PDF - 29pp US5248007  1993-09 Watkins et al.  Quest Technologies, Inc. Electronic control system for stair climbing vehicle
Get PDF - 17pp US5253724  1993-10 Prior   Power wheelchair with transmission using multiple motors per drive wheel
Get PDF - 20pp US5274554  1993-12 Takats et al.  The Boeing Company Multiple-voting fault detection system for flight critical actuation control systems
Get PDF - 21pp US5357181  1994-10 Mutoh et al.  Hitachi, Ltd. Failure detection method for electric vehicles and fail-safe control method using this method
Get PDF - 53pp US5481460  1996-01 Masaki et al.  Hitachi, Ltd. Controller for electric vehicle
Get PDF - 8pp US5513716  1996-05 Kumar et al.  Trustees of the University of Pennsylvania Adaptive mobility system
Get PDF - 10pp US5532476  1996-07 Mikan   Redundant indicator for detecting neutral position of joystick member
Get PDF - 8pp US5670856  1997-09 Le et al.  AlliedSignal Inc. Fault tolerant controller arrangement for electric motor driven apparatus
Get PDF - 48pp US5701965  1997-12 Kamen et al.  Deka Products Limited Partnership Human transporter
Get PDF - 24pp US5726541  1998-03 Glenn et al.  Dynamic Controls Limited Failure detection and communication system for electrically driven vehicles
Get PDF - 56pp US5791425  1998-08 Kamen et al.  Deka Products Limited Partnership Control loop for transportation vehicles
Get PDF - 13pp US5819188  1998-10 Vos  Aurora Flight Sciences Corporation Fault tolerant automatic control system utilizing analytic redundancy
Get PDF - 11pp US5929549  1999-07 Trago et al.  Pacific Scientific Company Fault tolerant electric machine
       
Foreign References:
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Publication Date IPC Code Assignee   Title
Buy PDF - 6pp DE4209915 1993-09  G05G 9/00 Krueger Industrietechnik, 41836 Hueckelhoven, DE Steuervorrichtung 
Get PDF - 37pp EP0577980A 1994-01  B06B 1/02 FUJI ELECTRIC CO LTD Ac variable speed driving apparatus and electric vehicle using the same 
Get PDF - 33pp EP0588628 1994-03  B60L 3/00 HITACHI LTD Electric vehicle control system 


Other Abstract Info: DERABS G2000-399283

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