Field assemblies having pole pieces with ends that decrease...

Details Field assemblies having pole pieces with ends that decrease... Field assemblies having pole pieces with ends that decrease...

2007-04-17

2007-04-17

Nguyen, Tran (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

Reexamination Certificate

active

11062343

ABSTRACT:
An electric motor, power tool using the electric motor, and method of making the electric motor includes making a stator that includes pole portions that have axially opposed ends that gradually decrease in width. The pole portions may also have dovetail features that are received in corresponding recesses of the back iron portion.

REFERENCES:
patent: 463693 (1891-11-01), Storey
patent: 771260 (1904-10-01), Meston et al.
patent: 1314132 (1919-08-01), Dorsey
patent: 1496037 (1924-06-01), Varley
patent: 1506746 (1924-09-01), Griffith
patent: 1654840 (1928-01-01), Shivers
patent: 2064090 (1936-12-01), Sullivan et al.
patent: 2251673 (1941-08-01), Gillen
patent: 2291013 (1942-07-01), Wheeler
patent: 2431867 (1947-12-01), Galla
patent: 2451921 (1948-10-01), Cook
patent: 2487258 (1949-11-01), Morris
patent: 2502185 (1950-03-01), Thomas
patent: 2550501 (1951-04-01), Sims
patent: 2615068 (1952-10-01), Radice
patent: 2631251 (1953-03-01), Spielman
patent: 2712084 (1955-06-01), Bridenbaugh
patent: 2778964 (1957-01-01), Balke
patent: 2919357 (1959-12-01), Lung
patent: 2982873 (1961-05-01), Simmons et al.
patent: 2989657 (1961-06-01), Sampson
patent: 2999176 (1961-09-01), Lindstrom et al.
patent: 3021443 (1962-02-01), Tamm
patent: 3045133 (1962-07-01), Aske
patent: 3122667 (1964-02-01), Baciu
patent: 3151262 (1964-09-01), Howard et al.
patent: 3161796 (1964-12-01), Annis et al.
patent: 3187211 (1965-06-01), Ve Nard
patent: 3339097 (1967-08-01), Dunn
patent: 3359520 (1967-12-01), Foerster
patent: 3382573 (1968-05-01), Mantelet
patent: 3440460 (1969-04-01), Postema
patent: 3443136 (1969-05-01), Freeman et al.
patent: 3443137 (1969-05-01), McElroy
patent: 3502922 (1970-03-01), Welker
patent: 3515923 (1970-06-01), Clizbe et al.
patent: 3519862 (1970-07-01), Walker
patent: 3549926 (1970-12-01), Pentland
patent: 3577851 (1971-05-01), Detheridge et al.
patent: 3590208 (1971-06-01), Martini et al.
patent: 3600801 (1971-08-01), Larsen et al.
patent: 3610784 (1971-10-01), Rundell
patent: 3643118 (1972-02-01), Ichiki et al.
patent: 3644767 (1972-02-01), Kasargod et al.
patent: 3646374 (1972-02-01), Jordan et al.
patent: 3652879 (1972-03-01), Plunkett et al.
patent: 3679926 (1972-07-01), Simmonds et al.
patent: 3688137 (1972-08-01), Fihol
patent: 3694887 (1972-10-01), Walker et al.
patent: 3694903 (1972-10-01), Deming
patent: 3710437 (1973-01-01), Kipple et al.
patent: 3735169 (1973-05-01), Balke et al.
patent: 3748511 (1973-07-01), Crabb
patent: 3748512 (1973-07-01), Crabb et al.
patent: 3748714 (1973-07-01), Kieffer
patent: 3797106 (1974-03-01), Costello
patent: 3802066 (1974-04-01), Barrett
patent: 3809938 (1974-05-01), Sjoberg et al.
patent: 3826941 (1974-07-01), Folmar
patent: 3848331 (1974-11-01), Pavlik et al.
patent: 3861026 (1975-01-01), Swaim
patent: 3866014 (1975-02-01), Waller
patent: 3922575 (1975-11-01), Sauer
patent: 3932928 (1976-01-01), King
patent: 3983435 (1976-09-01), Sims
patent: 4003128 (1977-01-01), Dochterman
patent: 4037312 (1977-07-01), Deis
patent: 4048527 (1977-09-01), Hallerback et al.
patent: 4071788 (1978-01-01), Martin et al.
patent: 4087712 (1978-05-01), Mosimann et al.
patent: 4095627 (1978-06-01), Lonseth et al.
patent: 4107559 (1978-08-01), Patel
patent: 4131988 (1979-01-01), Finegold
patent: 4160926 (1979-07-01), Cope et al.
patent: 4182026 (1980-01-01), Searle
patent: 4263524 (1981-04-01), Diederichs
patent: 4312387 (1982-01-01), Finegold
patent: 4370578 (1983-01-01), Tilse
patent: 4392070 (1983-07-01), Zdaniewski
patent: 4427740 (1984-01-01), Stackhouse et al.
patent: 4427907 (1984-01-01), Flick et al.
patent: 4433472 (1984-02-01), Andoh et al.
patent: 4446393 (1984-05-01), Finegold
patent: 4469967 (1984-09-01), Grierson et al.
patent: 4520965 (1985-06-01), Kimura et al.
patent: 4533320 (1985-08-01), Piekarsky
patent: 4562164 (1985-12-01), Miyazaki et al.
patent: 4612702 (1986-09-01), Wheeler
patent: 4624884 (1986-11-01), Harada et al.
patent: 4649308 (1987-03-01), Kranzler
patent: 4665335 (1987-05-01), Shimozono
patent: 4698539 (1987-10-01), Workman
patent: 4703211 (1987-10-01), Yazaki et al.
patent: 4712035 (1987-12-01), Forbes et al.
patent: 4781986 (1988-11-01), Alvino
patent: 4816710 (1989-03-01), Silvaggio et al.
patent: 4833356 (1989-05-01), Bansal et al.
patent: 4882832 (1989-11-01), Lewis
patent: 4893041 (1990-01-01), Snider et al.
patent: 4947065 (1990-08-01), Ward et al.
patent: 4950438 (1990-08-01), Nakamura et al.
patent: 4963776 (1990-10-01), Kitamura
patent: 4968911 (1990-11-01), Denk
patent: 4975611 (1990-12-01), Rochester
patent: 4993290 (1991-02-01), Obradovic
patent: 4994697 (1991-02-01), Santandrea
patent: 5015904 (1991-05-01), Kleemann
patent: 5045742 (1991-09-01), Armstrong et al.
patent: 5061088 (1991-10-01), Sigurdsson
patent: 5068563 (1991-11-01), Cummings
patent: 5099159 (1992-03-01), Liptak et al.
patent: 5099568 (1992-03-01), Santandrea
patent: 5115556 (1992-05-01), Gavrilidis et al.
patent: 5182848 (1993-02-01), Wheeler
patent: 5239221 (1993-08-01), Juan
patent: 5239743 (1993-08-01), Santandrea
patent: 5256926 (1993-10-01), Hagenlocher et al.
patent: 5304884 (1994-04-01), Kitajima et al.
patent: 5341561 (1994-08-01), Schorm et al.
patent: 5402028 (1995-03-01), Koeber et al.
patent: 5403371 (1995-04-01), Engdahl et al.
patent: 5460503 (1995-10-01), Kitajima et al.
patent: 5480469 (1996-01-01), Storstrom et al.
patent: 5493162 (1996-02-01), Wuerth et al.
patent: 5528822 (1996-06-01), Ponzio et al.
patent: 5536985 (1996-07-01), Ward et al.
patent: 5628951 (1997-05-01), Kitajima et al.
patent: 5631431 (1997-05-01), Anderson
patent: 5634258 (1997-06-01), Onodera et al.
patent: 5664317 (1997-09-01), Ponzio et al.
patent: 5691591 (1997-11-01), McCann
patent: 5698922 (1997-12-01), Halter
patent: 5698923 (1997-12-01), Scherzinger et al.
patent: 5703426 (1997-12-01), Ueno et al.
patent: 5727307 (1998-03-01), Gstohl et al.
patent: 5763978 (1998-06-01), Uchida et al.
patent: 5786651 (1998-07-01), Suzuki
patent: 5806169 (1998-09-01), Trago et al.
patent: 5814412 (1998-09-01), Terada et al.
patent: 5821661 (1998-10-01), Wissmach et al.
patent: 5859486 (1999-01-01), Nakahara et al.
patent: 5939102 (1999-08-01), George, Jr.
patent: 5955814 (1999-09-01), Fujiwara
patent: 5977679 (1999-11-01), Miller et al.
patent: 5986377 (1999-11-01), Yamada et al.
patent: 5990247 (1999-11-01), Terada et al.
patent: 5995814 (1999-11-01), Fujiwara
patent: 6034461 (2000-03-01), Sun
patent: 6057625 (2000-05-01), Stockman et al.
patent: 6058593 (2000-05-01), Siess et al.
patent: 6069421 (2000-05-01), Smith et al.
patent: 6075304 (2000-06-01), Nakatsuka
patent: 6107718 (2000-08-01), Schustek et al.
patent: 6121711 (2000-09-01), Nakahara et al.
patent: 6127761 (2000-10-01), Shen et al.
patent: 6147430 (2000-11-01), Kusase et al.
patent: 6157102 (2000-12-01), Suzuki et al.
patent: 6167610 (2001-01-01), Nakahara et al.
patent: 6201321 (2001-03-01), Mosciatti et al.
patent: 6202286 (2001-03-01), Schustek et al.
patent: 6219900 (2001-04-01), Suzuki
patent: 6226856 (2001-05-01), Kazama et al.
patent: 6227822 (2001-05-01), Chen
patent: 6232681 (2001-05-01), Johnston et al.
patent: 6232693 (2001-05-01), Gierer et al.
patent: 6236173 (2001-05-01), Meyer
patent: 6242836 (2001-06-01), Ishida et al.
patent: 6261514 (2001-07-01), Lindberg et al.
patent: 6300702 (2001-10-01), Jack et al.
patent: 6323571 (2001-11-01), Nakahara et al.
patent: 6348080 (2002-02-01), Arvidsson et al.
patent: 6353297 (2002-03-01), Meyer
patent: 6362544 (2002-03-01), Johnston et al.
patent: 6362553 (2002-03-01), Nakahara et al.
patent: 6369483 (2002-04-01), Hill
patent: 6389678 (2002-05-01), Ackermann et al.
patent: 6414413 (2002-07-01), Arai et al.
patent: 6425176 (2002-07-01), Ozawa et al.
patent: 6436166 (2002-08-01), Arvidsson et al.
patent: 6439862 (2002-08-01), Chen
patent: 6448685 (2002-09-01), Mayer et al.
patent: 6452303 (2002-09-01), Marioni
patent: 6472792 (2002-10-01), Jack et al.
patent: 6476533 (2002-11-01), Akutsu et al.
patent: 6485579 (2002-11-01), Nillius et al.
patent: 6485677 (2002-11-01), Johansson et al.
patent: 6489697 (2002-12-01), Ozawa et al.
patent: 6503444 (2003-01-01), Andersson

Affiliated with

Also associated with

Rating

Field assemblies having pole pieces with ends that decrease... does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Field assemblies having pole pieces with ends that decrease..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Field assemblies having pole pieces with ends that decrease... will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-3750022