N/Dv. 3~ f93 jj.
`V. G. APPLE
`DYNAMO ELECTRIC MACHINE WITH IMPROVED COOLING SYSTEM
`IMPROVED COOLING SYSTEM
`DYNAMO ELECTRIC MACHINE WITH
`Filed April 7, lBi0
`Filed April 7. 1930
`
`22
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`22
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`~@j ~/()
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`I
`Fiq_6_
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`Am. Honda v. IV II - IPR2018-00443
`PET_HONDA_1006-0001
`
`

`

`Patented Nov. 3, 1931
`Patented Nov. 3, 1931
`
`, ,
`18'30457
`1, 830, 453
`
`UNITED STATES PATENT OFFICE
`UNITED ST A TESPATENT OFFICE
`VIXEN'T 6. ~PLE, OF DAYTON, OHIO
`VINCENT G. APPLE, OF DAYTON, OHIO
`DYNAMO ELECTRIC 3KLCHINE WITH IMPROVE33 GOOLIM6 SYSTE3K
`DYNAltrO ELECTRIO MACHINE WITH IMPROVED COOLING SYSTEM
`
`15
`
`Application filed April 7,. 1930. Serial No. "442,393.'
`lied April V, 3939. Serial Mo. 449, 999.
`Application
`This invention relates to dynamo electric around the wound core preferably tightly
`relates to dynamo electric
`the wound core preferably
`around
`tightly
`This invention
`machines and particularly to those which are against it, whereupon the structure is placed
`against it, whereupon
`the structure
`to those which are
`is placed
`machines and particularly
`subjected in operation to unusually high tem-
`in a mold adapted to support the several
`to support
`subjected in operation to unusually high tem-
`the several
`in a mold adapted
`perature.'
`parts in proper spaced relation, and the plas-
`parts in proper spaced relation, and the plas-
`perature.
`I) The object of the invention is to provide tic compound is compressed through and 50
`tic compound
`is compressed
`is to provide
`and 59
`through
`6 The object of the irivention
`about the core, winding and cooling coil to
`a dynamo electric machine wherein the hous-
`about the core,winding and cooling coil to
`the hous-
`a dynamo electric machine wherein
`ing may be completely closed, but which has fill all voids within the winding and between
`ing may be completely closed, but which has
`fill all voids within
`the winding and between
`covering the.
`novel cooling means capable of carrying off
`the core and coil, completely covering the.
`novel cooling means capable of carrying ofi
`the core and coil, completely
`it
`the housing 16 dosed
`, an unusual amount of heat, thus adapting it structure and forming the housing 16 closed
`structure and forming
`an unusual amount of heat, thus adapting
`at the one end as at, 19.
`10 to situations where the surrounding air is at the one end as at 19.
`air is
`60
`60
`I~ to situations where
`the surrounding
`either too hot or contains dust or other for-
`is hardened while'
`either too hot or contains dust or other for-
`The plastic compound is hardened while'
`The plastic compound
`in the mold after which the
`eign matter detrimental to the interior of the under pressure in the mold after which the
`to the interior of the
`under pressure
`eign matter detrimental
`motor, or to situations ,where a high percent-
`structure is removed therefrom. The filler
`therefrom. The filler
`is removed
`motor, or to situations. where a high percent-
`structure
`age of overload must be carried.
`in the cooling coil, which prevented it being
`it. being
`in the cooling coil, which prevented
`age of overload must be carried.
`I attain this object in the structure herein-
`crushed while molding was being efFected, is e5
`I attain this object in the· structure herein- crushed while molding was being effected, is 64
`after described, an illustrative enibodiment then removed and the stator element is com-
`then removed and the stator element is com-
`embodiment
`after described, an illustrative
`being shown in the drawings wherein-
`plete.
`.
`being shown in the drawings wherein-
`plete.
`A. bearing head. PO is secured to the open
`Fig. 1 is an elevation of a motor constructed
`A bearing head 20 is secured to the open
`Fig. 1 is an elevation of a niotor constructed
`end of the stator element by bolts 21 and
`according to my invention.,
`end of the stator element by bolts 21.and
`to my invention.
`according
`nuts 99. Head 20 carries two widely spaced &o
`20 Fig. 2 is an aXIal section through the motor. nuts 22. Head 20 carries two widely spaced 70
`Fig. 9 is an axial section through the motor.
`apart bearings 98 within which shaft 24 is
`Similar numerals refer to similar parts apart, bearings 23 within which shaft 24 is
`refer to similar parts
`'Similar numerals
`rotatably supported. The rotor 26 is secured
`throughout the several views.
`rotatably supported. The rotor 26 is secured
`the several views.
`throughout
`fashion to shaft 94 by nut K.
`The stator element 10 comprises a mag-
`in overhung fashion to shaft 24 by nut 21.
`in overhung
`The stator element 10 compris'es a mag-
`the ends 17 and 18 of cooling
`In operation
`netizable core 11 composed of laminm 12,
`In operation the ends 17 and 18 of cooling
`netizable core 11 composed of lamina 19,
`coil 14 are connected to a source of supply of &&
`25 windings 13, a cooling coil 14 of metal tubing. coilH are connected to a source of supply of '15
`windings 18, a cooling coil 14 of metal tubing
`a suitable cooling fiuid, as for instance
`to a
`wound about and in contact with the stator a suitable cooling fiuid, as for instance to, a
`wound about and in contact with the stator
`core, and a housing 16 of plastic compound city water supply line, and during operation
`line, and during operation
`city water supply
`core, and a housing 16 of plastic comjiound
`of the motor the coolant is constantly per-
`molded about the ('ore around the several of the motor the coolant is constantly per(cid:173)
`the several
`the core around.
`molded about
`the coil. By a
`turns of the cooling core and surrounding and mitted to circulate through the coil. By a
`to circulate
`through
`mitted
`and
`turns of the cooling core and surrounding
`suitable valve in the line the degree to which 80
`30 penetrating the interstices of the winding.
`suitable valve in the line the degree to which 80
`the interstices of the winding.
`30 penetrating
`.
`The compound composing the housing is
`the motor is cooled may be regulated.
`the motor is cooled may be regulated.
`is
`the housing
`The compound composing
`preferably of a kind having a high degree of
`Because of the fact that molding material
`preferably of a kind having a high degree of
`Because of the fact that molding material
`heat conductivity but a low degree of elec. having high heat conducting properties has
`havirig high heat. conducting properties has
`heat conductivity but a low degree of elec-
`been selected for housing 16, the heat
`is
`... tri~al conductivity. ' s~ that the pO.rti?n sep.a- been selected for housing 16, the heat is
`so that the portion sepa-
`trical conductivity
`the winding 18 85
`.,5 ratmg the several tllmS of the wmdmg wIll readily transferred from the winding 13 85
`from
`transferred
`95 rating the several tu'ms of the winding wilt
`readily
`and from the core 11 to the cooling coil 14,
`elect,rically insulateOile turn from another and from the core 11 to the cooling COlI 14,
`insulate: one turn from another
`electrically
`and the pprtiop.s separating the winding from since this material penetrates the winding,
`the winding,
`since this material penetrates
`the winding from
`and. the portions separating
`thereof,
`the cooling coil wiHrapidlyconvey tlieheat surrounding the individual turns thereot,
`turns
`individual
`the
`the coolirig coil will rapidly convey the heat
`surrounding
`and also extends completely around the core-
`from the.winding to the cooling coil.
`and also extends completely around the core
`from the. winding to the cooling coil.
`90
`and the turns of the cooling coil.
`I!1 COJ1structingFh-e stator. element the c?re and the turns of the cooling coil.
`In constructing. thi stator element the core
`90
`Having described an "embodiment of my
`11 IS first made by assemblmg and securmg Having described an'embodiment of my
`11 is fir'st made by assembling and securing
`invention, I claim:
`together a sufficient ,number of the laminm invention, I claim:
`together a sufhcient. number of the laminae
`1. A dy~namo electric machine having cool-
`12, then the winding 13 is put on the core.
`1. A dynamo electric machine having cool(cid:173)
`1P. , then the winding 18 is put on the core.
`ing facilities comprising, a winding, a coil
`A length of metal· tubing is then wound
`ing facilities comprising, a winding, a coil
`A length of metal
`is then wound
`tubing
`to have a coolant 13
`of hollow
`013 aroun(( a suitable mandrel to compose the of hollow tubing adapted to have a coolailt t5
`tubing adapted
`the
`4~ around. a suitable mandrel
`to compose
`cooling coil 14, the ends of which are left circulated therethrough adjacent said wind(cid:173)
`adjacent said wind-
`cooling coil 14, :the' ends of which are left
`therethrough
`circulated
`extending as at.tland 18 .. The cooling coil
`continuous mass of
`ing and a substantially continuous mass of
`ing and a substantially
`extending as at 1T and 1S. The cooling coil
`insulation having high heat conductive prop-
`may first be filled with natural resin or other insulation having high heat conductive prop(cid:173)
`may first be filled with natural resin or other
`and covering said wind-
`suitable filler which may afterwards be erties penetrating and covering said wind-
`erties penetrating
`be
`filler which may afterwards
`suitable
`said winding and coil, &
`ing and surrounding said winding and coil. 100
`50 readily melted and removed, then placed
`ing and surrounding
`then placed
`readily melted and
`removedy
`
`,
`40
`
`Am. Honda v. IV II - IPR2018-00443
`PET_HONDA_1006-0002
`
`

`

`2
`
`1) 880)45V
`l,830,4lS7
`
`9. A dynamo electric machine have cool-
`2. A dynamo electric machine have cool(cid:173)
`ing facilities comprising, a housing of mold-
`ing facilities comprising, a housing of mold(cid:173)
`ed insulation having high heat conductive
`ed insulation having high heat conductive
`properties, a winding, and a coil of hollow
`properties, a winding, and a coil of hollow
`6 tubmg adapted to have a coolant circulated
`5 tubmg adapted to have a coolant Circulated
`therethrough adjacent said winding, said
`said
`said winding,
`adjacent
`therethrough
`winding and said coil being buried in the
`in the
`and said coil being buried
`winding
`insulation composing said housing.
`composing said housing.
`insulation
`3. A. dynamo electric machine having cool-
`3. A dynamo electric machine having cool-
`10 ing facilities comprising, a completely en(cid:173)
`10 ing facilities comprising, a completely en-
`closed housing of molded inSUlating ma(cid:173)
`closed housing of molded
`insulating ma-
`terial having high heat conducting proper(cid:173)
`terial having high heat conducting proper-
`ties, a magnetizable core, a winding on said
`core, a winding on said
`ties, a magnetizable
`core, and a coil of hollow metal tubing sur-
`core, and a coil of hollow metal tubing sur-
`15 rounding said core and winding and adapted
`&~ rounding said core and winding and adapted
`to have a coolant circulated therethrough.:
`to have a coolant circulated
`therethrough
`said core, winding and coil being imbedded
`said core, winding and coil being imbedded
`in and completely surrounded by the insula(cid:173)
`in and completely surrounded by the insula-
`tion composing said housing.
`tion composing said housing.
`In testimony whereof I afBx my signature.
`In testimony whereof I affix my signature.
`VINCENT 6. APPLE.
`VINCENT G. APPLE.
`
`~o
`
`25
`
`30
`30
`
`35
`
`40
`40
`
`45
`
`ISO
`
`80
`80
`
`Am. Honda v. IV II - IPR2018-00443
`PET_HONDA_1006-0003
`
`