Electromagnetic linear generator and shock absorber

48 Pages·2013·4.09 MB·English

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US 20030034697A1
(19) United States
(12) Patent Application Publication (10) Pub. No.: US 2003/0034697 A1
Goldner et al. (43) Pub. Date: Feb. 20, 2003
(54) ELECTROMAGNETIC LINEAR (57) ABSTRACT
GENERATOR AND SHOCK ABSORBER An electromagnetic linear generator and regenerative elec
tromagnetic shock absorber is disclosed Which converts
variable frequency, repetitive intermittent linear displace
(76) Inventors: Ronald B. Goldner, Lexington, MA ment motion to useful electrical poWer. The innovative
(US); Peter Zerigian, Arlington, MA device provides for superposition of radial components of
(US) the magnetic ?ux density from a plurality of adjacent
magnets to produce a maximum average radial magnetic
?ux density Within a coil Winding array. Due to the vector
Correspondence Address: superposition of the magnetic ?elds and magnetic ?ux from
R. Dennis Creehan, Esq, a plurality of magnets, a nearly four-fold increase in mag
P_()_ BOX 750070 netic ?ux density is achieved over conventional electromag
A?ington Heights, MA 02175-0070 (Us) netic generator designs With a potential sixteen-fold increase
in poWer generating capacity. As a regenerative shock
(21) App1_ NO_; 09/850,412 absorber, the disclosed device is capable of converting
parasitic displacement motion and vibrations encountered
(22) Filed; May 7, 2001 under normal urban driving conditions to a useful electrical
energy for powering vehicles and accessories or charging
Publication Classi?cation batteries in electric and fossil fuel poWered vehicles. The
disclosed device is capable of high poWer generation capac
(51) Int. Cl.7 .................................................. .. H02K 33/00 ity and energy conversion efficiency With minimal Weight
(52) US. Cl. ............................................... .. 310/17; 310/15 penalty for improved fuel efficiency.
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Patent Application Publication Feb. 20, 2003 Sheet 1 0f 15 US 2003/0034697 A1
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Patent Application Publication Feb. 20, 2003 Sheet 3 0f 15 US 2003/0034697 A1
Patent Application Publication Feb. 20, 2003 Sheet 4 0f 15 US 2003/0034697 A1
Patent Application Publication Feb. 20, 2003 Sheet 5 0f 15 US 2003/0034697 A1
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Patent Application Publication Feb. 20, 2003 Sheet 8 0f 15 US 2003/0034697 A1
Patent Application Publication Feb. 20, 2003 Sheet 9 0f 15 US 2003/0034697 A1
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