Battery charger

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a top right-front perspective view of a battery charger, showing our new design;

FIG. 2 is a bottom left-rear isometric view thereof.

FIG. 3 is a top left-rear isometric view thereof.

FIG. 4 is a bottom right-rear isometric view thereof.

FIG. 5 is a top plan view thereof.

FIG. 6 is a bottom plan view thereof.

FIG. 7 is a front elevational view thereof.

FIG. 8 is a rear elevational view thereof.

FIG. 9 is a left side elevational view thereof; and,

FIG. 10 is a right side elevational view thereof.

The broken lines in the figures represent portions of the article which form no part of the claimed design.

Claims

The ornamental design for a battery charger, as shown and described.

Referenced Cited
U.S. Patent Documents
D203543 January 1966 Coe
3938024 February 10, 1976 Clarke
4412277 October 25, 1983 Mitchell
4559590 December 17, 1985 Dacidson
D287718 January 13, 1987 Moeller
D292914 November 24, 1987 Moeller
D305115 December 19, 1989 Kondo
4885590 December 5, 1989 Henze et al.
5001620 March 19, 1991 Smit
5034871 July 23, 1991 Okamoto et al.
5065278 November 12, 1991 Schultz
5077486 December 31, 1991 Marson et al.
D328057 July 21, 1992 Prager et al.
D336074 June 1, 1993 Friend et al.
D338653 August 24, 1993 Morgan et al.
D348869 July 19, 1994 Egger et al.
D351134 October 4, 1994 Hunziker
5355300 October 11, 1994 Zinn
D358753 May 30, 1995 Yoshida et al.
D360186 July 11, 1995 Netz et al.
5490057 February 6, 1996 Vinciarelli et al.
5602492 February 11, 1997 Stich et al.
D378915 April 22, 1997 Widmayer et al.
D379088 May 6, 1997 Hopper
D379799 June 10, 1997 Widmayer et al.
D381011 July 15, 1997 Widmayer et al.
D388399 December 30, 1997 Widmayer et al.
D398589 September 22, 1998 Dodson
D401216 November 17, 1998 Person et al.
D409138 May 4, 1999 Gammenthaler
D409139 May 4, 1999 Cornell et al.
D410652 June 8, 1999 Jones et al.
D416873 November 23, 1999 Korsunsky et al.
D427146 June 27, 2000 Wei
D427147 June 27, 2000 Wei
6076594 June 20, 2000 Kuo
D449587 October 23, 2001 Cronin
D449817 October 30, 2001 Takeuchi et al.
6307747 October 23, 2001 Farnsworth
6320772 November 20, 2001 Doyama et al.
D458228 June 4, 2002 Jacobson
6462966 October 8, 2002 Leung et al.
6650559 November 18, 2003 Okamoto et al.
6671172 December 30, 2003 Carter
D489682 May 11, 2004 Guillarme
6736195 May 18, 2004 Busch et al.
6809678 October 26, 2004 Very et al.
6841979 January 11, 2005 Berson et al.
6847195 January 25, 2005 Chen
6862201 March 1, 2005 Hodge, Jr.
D505915 June 7, 2005 Hussaini et al.
D507528 July 19, 2005 Feldman et al.
D510320 October 4, 2005 Tuomola et al.
7116090 October 3, 2006 Yang et al.
7198094 April 3, 2007 Barsun et al.
D541743 May 1, 2007 Virolainen et al.
D541744 May 1, 2007 Virolainen et al.
D541745 May 1, 2007 Virolainen et al.
D546282 July 10, 2007 Wardenburg
D551621 September 25, 2007 Iacovelli et al.
D559778 January 15, 2008 Tsuzuki et al.
D562765 February 26, 2008 Tsuzuki et al.
7365987 April 29, 2008 Jeong
D568841 May 13, 2008 Fischer et al.
D571314 June 17, 2008 Horng
7535716 May 19, 2009 Fischer et al.
D593512 June 2, 2009 Lin
7616455 November 10, 2009 Cameron et al.
D606017 December 15, 2009 Charlson et al.
D621812 August 17, 2010 Wayman
D638376 May 24, 2011 Herrmann et al.
7983043 July 19, 2011 Xu
D651200 December 27, 2011 Sugime et al.
D652156 January 10, 2012 Li et al.
D661008 May 29, 2012 Yuan
D662880 July 3, 2012 Scott et al.
D664544 July 31, 2012 Yi et al.
D667789 September 25, 2012 O'Neil
D672730 December 18, 2012 Lin
D675622 February 5, 2013 Petrick et al.
D677621 March 12, 2013 Beroukas et al.
D678852 March 26, 2013 Marshall
D682207 May 14, 2013 Nakahira et al.
D684130 June 11, 2013 Vincent et al.
D691558 October 15, 2013 Helosvouri et al.
8546974 October 1, 2013 Foxall et al.
8552695 October 8, 2013 Stacquadaini
8598737 December 3, 2013 Foxall et al.
D698481 January 28, 2014 Wasserman et al.
D702376 April 8, 2014 Su
D703132 April 22, 2014 Pearson et al.
D705728 May 27, 2014 Choi
D706216 June 3, 2014 Perin
8803489 August 12, 2014 Li et al.
D713336 September 16, 2014 Perin
8861238 October 14, 2014 Huang et al.
8937469 January 20, 2015 Clark et al.
D722958 February 24, 2015 Kotaniemi et al.
D726141 April 7, 2015 Wilson
D730333 May 26, 2015 Matsumoto
9028096 May 12, 2015 Verdes et al.
D734250 July 14, 2015 Rennick
D739347 September 22, 2015 Huang et al.
D751241 March 8, 2016 Aldape
D751751 March 15, 2016 Lockart et al.
D755740 May 10, 2016 Chen et al.
D761472 July 12, 2016 Zhu
D761729 July 19, 2016 Leong
D767815 September 27, 2016 Lee
D768585 October 11, 2016 Moore et al.
D770975 November 8, 2016 Nada et al.
9490694 November 8, 2016 Alam
D793350 August 1, 2017 Kenchappa
D796431 September 5, 2017 Lau et al.
D804434 December 5, 2017 Lu
D805473 December 19, 2017 Montgomery et al.
D805486 December 19, 2017 Hochman et al.
D806647 January 2, 2018 Lau et al.
D815592 April 17, 2018 Lau
D828294 September 11, 2018 Lau
D829649 October 2, 2018 Lau
20040240182 December 2, 2004 Shah
20050061480 March 24, 2005 Carter
20050105311 May 19, 2005 Soldano
20070014089 January 18, 2007 Huang
20070131387 June 14, 2007 Kawabata et al.
20080002444 January 3, 2008 Shekhawat et al.
20080295993 December 4, 2008 Chen
20100110593 May 6, 2010 Kim et al.
20100165683 July 1, 2010 Sugawara
20100259240 October 14, 2010 Cuk
20110110127 May 12, 2011 Lee
20110211377 September 1, 2011 Uno
20110286216 November 24, 2011 Araman
20110292703 December 1, 2011 Cuk
20120069615 March 22, 2012 Tomioka
20120249102 October 4, 2012 Cuk
20120256606 October 11, 2012 Van Den Brioke
20130235631 September 12, 2013 Pahlevaninezhad et al.
20140056045 February 27, 2014 Yan et al.
20140268952 September 18, 2014 Tong
20150171734 June 18, 2015 Tu et al.
20160056730 February 25, 2016 Yan et al.
20160099660 April 7, 2016 Khaligh et al.
Foreign Patent Documents
2 806 870 April 2014 CA
2010/025596 March 2010 WO
Other references
  • Chen et al., “Digital Control for Improved Efficiency and Reduced Harmonic Distortion Over Wide Load Range in Boost PFC Rectifiers,” IEEE Transactions on Power Electronics 25(10):2683-2692, Oct. 2010.
  • Clark, “Digital Control Techniques for Power Quality Improvements in Power Factor Correction Applications,” Master's Thesis, University of British Columbia, Jul. 2012, 114 pages.
  • De Gussemé et al., “Digitally Controlled Boost Power-Factor-Correction Converts Operating in Both Continuous and Discontinuous Conduction Mode,” IEEE Transactions on Industrial Electronics 52(1):88-97, Feb. 2005.
  • De Gussemé et al., “Input-Current Distortion of CCM Boost PFC Converts Operated in DCM,” IEEE Transactions on Industrial Electronics 54(2):858-865, Apr. 2007.
  • De Gussemé et al., “Sample Correction for Digitally Controlled Boost PFC Converters Operating in both CCM and DCM,” Eighteenth Annual IEEE Applied Power Electronics Conference and Exposition 1:389-395, Feb. 9-13, 2003.
  • de Souza et al., “A New ZVS-PWM Unity Power Factor Rectifier with Reduced Conduction Losses,” IEEE Transactions on Power Electronics 10(6):746-752, Nov. 1995.
  • de Souza et al., “High Power Factor Rectifier with Reduced Conduction and Commutation Losses,” 21st International Telecommunication Energy Conference, Copenhagen, Jun. 6-9, 1999, 5 pages.
  • Delta-Q Technologies Corp., “Delta-Q Technologies Introduces New Lithium-Specific Battery Charger at ProMAT 2017,” published Mar. 27, 2017, retrieved from http://www.prnewswire.com/news-releases/delta-q-technologoes-introduces-new-lithium-specific-battery-charger-at-promat-2017-617167523.htm on Jun. 1, 2017, 3 pages.
  • Dixon, “Average Current Mode Control of Switching Power Supplies,” Unitrode Application Note U-140, pp. 3-356-3-369, 1990. (14 pages).
  • Dixon, “Average Current Mode Control of Switching Power Supplies—Topic 5,” Unitrode Corporation, pp. 5-1-5-14, 2001. (16 pages).
  • Erickson et al., Fundamentals of Power Electronics, Second Edition, Kluwer Academic Publishers, Secaucus, NJ, 2001, 12 pages, Table of Contents.
  • Fairchild Semiconductor, “FAN7930: Critical Conduction Mode PFC Controller,” Apr. 2010, 22 pages.
  • Huber et al., “Performance Evaluation of Bridgeless PFC Boost Rectifiers,” IEEE Transactions on Power Electronics 23(3):1381-1390, May 2008.
  • Hwang et al., “Seamless Boost Converter Control in Critical Boundary Condition for Fuel Cell Power Conditioning System,” IEEE Energy Conversion Congress and Exposition, Sep. 17-22, 2011, pp. 3641-3648.
  • Hwang et al., “Seamless Boost Converter Control Under the Critical Boundary Condition for a Fuel Cell Power Conditioning System,” IEEE Transactions on Power Electronics 27(8):3616-3626, Aug. 2012.
  • Lau et al., “Battery Charger,” U.S. Appl. No. 29/530,060, filed Jun. 12, 2015, 18 pages.
  • Lau et al., “Battery Charger,” U.S. Appl. No. 29/535,892, filed Aug. 11, 2015, 22 pages.
  • Lau et al., “Battery Charger,” U.S. Appl. No. 29/565,135, filed May 18, 2016, 26 pages.
  • Lau et al., “Battery Charger,” U.S. Appl. No. 29/586,567, filed Dec. 5, 2016, 18 pages.
  • Liou et al., “Design and Implementation of a Boost Power Factor Correction Stage Operated in Mixed-Condition Mode,” International Conference of Electric Information and Control Engineering (ICEICE), Apr. 15-17, 2011, pp. 2069-2072.
  • Maksimović et al., “Impact of Digital Control in Power Electronics,” Proceedings of 2004 International Symposium on Power Semiconductor Devices & ICs, Kitakyushu, pp. 13-22, 2004.
  • Martinez et al., “A High-Performance Single-Phase Rectifier with Input Power Factor Correction,” IEEE Transactions on Power Electronics 11(2):311-317, Mar. 1996.
  • Marvi et al., “A Fully ZVS Critical Conduction Mode Boost PFC,” IEEE Transactions on Power Electronics 27(4):1958-1965, Apr. 2012.
  • Moon et al., “Accurate Mode Boundary Detection in Digitally Controlled Boost Power Factor Correction Rectifiers,” IEEE Energy Conversion Congress and Exposition (ECCE), Sep. 12-16, 2010, pp. 1212-1217.
  • Moon et al., “Autotuning of Digitally Controlled Boost Power Factor Correction Rectifiers,” IEEE Transactions on Power Electronics 26(10):3006-3018, Oct. 2011.
  • Musavi et al., “A Phase-Shifted Gating Technique With Simplified Current Sensing for the Semi-Bridgeless AC-DC Converter,” IEEE Transactions on Vehicular Technology 62(4):1568-1576, May 2013.
  • Roggia et al., “Digital Control System Applied to a PFC Boost Converter Operating in Mixed Conduction Mode,” Brazilian Power Electronics Conference (COBEP), Sep. 2-Oct. 1, 2009, pp. 698-704.
  • Salmon, “Circuit topologies for pwm boost rectifiers operated from 1-phase and 3-phase ac supplies and using either single or split dc rail voltage outputs,” 10th Annual Applied Power Electronics Conference and Exposition, Dallas, TX, Mar. 5-9, 1995, vol. 1, pp. 473-479.
  • Salmon, “Circuit Topologies for Single-Phase Voltage-Doubler Boost Rectifiers,” IEEE Transactions on Power Electronics 8(4):521-529, Oct. 1993.
  • Sebastián et al., “The Determination of the Boundaries Between Continuous and Discontinuous Conduction Modes in PWM DC-to-DC Converters Used as Power Factor Preregulators,” IEEE Transactions on Power Electronics 10(5):574-582, Sep. 1995.
  • Su et al., “An Interleaved Totem-Pole Boost Bridgeless Rectifier With Reduced Reverse-Recovery Problems for Power Factor Correction,” IEEE Transactions on Power Electronics 25(6):1406-1415, Jun. 2010.
  • Tollik et al., “Comparative Analysis of 1-Phase Active Power Factor Correction Topologies,” 14th International Telecommunications Energy Conference, Washington, DC, Oct. 4-8, 1992, pp. 517-523.
  • Tsai et al., “A Family of Zero-Voltage-Transition Bridgeless Power-Factor-Correction Circuits With a Zero-Current-Switching Auxiliary Switch,” IEEE Transactions on Industrial Electronics 58(5):1848-1855, May 2011.
  • Van de Sype et al., “Duty-Ratio Feedforward for Digitally Controlled Boost PFC Converters,” IEEE Transactions on Industrial Electronics 52(1):108-115, Feb. 2005.
  • Wang, “A New Single-Phase ZCS-PWM Boost Rectifier With High Power Factor and Low Conduction Losses,” IEEE Transactions on Industrial Electronics 53(2):500-510, Apr. 2006.
Patent History
Patent number: D853956
Type: Grant
Filed: Mar 16, 2018
Date of Patent: Jul 16, 2019
Assignee: DELTA-Q TECHNOLOGIES CORP. (Burnaby)
Inventors: Ngai Eric Lau (Burnaby), Jonathan Eric Stroud (Surrey), James Lennox Fox (Vancouver)
Primary Examiner: Jennifer Rivard
Assistant Examiner: Alison M Ofstun
Application Number: 29/640,834
Classifications
Current U.S. Class: Battery Charger (D13/107)