US20030196344A1 - Hair dryer - Google Patents

Hair dryer Download PDF

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Publication number
US20030196344A1
US20030196344A1 US10/420,088 US42008803A US2003196344A1 US 20030196344 A1 US20030196344 A1 US 20030196344A1 US 42008803 A US42008803 A US 42008803A US 2003196344 A1 US2003196344 A1 US 2003196344A1
Authority
US
United States
Prior art keywords
dryer
shielding member
housing
dryer housing
hair dryer
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Abandoned
Application number
US10/420,088
Other languages
English (en)
Inventor
Su-Hong Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unix Electronics Co Ltd
Original Assignee
Unix Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Unix Electronics Co Ltd filed Critical Unix Electronics Co Ltd
Assigned to UNIX ELECTRONICS CO., LTD. reassignment UNIX ELECTRONICS CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: PARK, SU-HONG
Publication of US20030196344A1 publication Critical patent/US20030196344A1/en
Abandoned legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/04—Hot-air producers
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
    • A45D20/00—Hair drying devices; Accessories therefor
    • A45D20/04—Hot-air producers
    • A45D20/08—Hot-air producers heated electrically
    • A45D20/10—Hand-held drying devices, e.g. air douches
    • A45D20/12—Details thereof or accessories therefor, e.g. nozzles, stands

Definitions

  • the present invention relates to a hair dryer, more particularly, it relates to a hair dryer having a shielding function against magnetic wave, which is used for drying and styling hair.
  • a hair dryer which applies an electrical power of a power supplying part to a dryer body, is used to dry and style the hair by blowing warm or cool air.
  • Various technical models of the hair dryer have been proposed. The common type of hair dryer will be described herein with reference to FIG. 6.
  • FIG. 6 is an exploded perspective view showing a generic hair dryer 100 .
  • the hair dryer 100 mainly includes a dryer housing 110 , an intake cover 120 , and a nozzle 130 .
  • An inlet port 112 and an outlet port 114 are formed at the interior of the dryer housing 110 .
  • a front handle 116 protrudes downwardly from the lower end of an outer surface of the dryer housing 110 .
  • the intake cover 120 is coupled with the rear side of the dryer housing cover 110 .
  • a rear handle 124 corresponding to the front handle 116 protrudes downwardly from the lower end of an outer surface of the intake cover 120 .
  • the air inlet 122 is formed at an opening portion of a one side of the intake cover 120 .
  • the nozzle 130 is coupled to the outlet port 114 of the dryer housing 120 .
  • a discharge grille 132 is vertically installed at the rear end of the interior of the nozzle 130 .
  • the hair dryer 100 further comprises a heating assembly 140 that is installed at the interior of the dryer housing 110 and the intake cover 120 .
  • the heating assembly 140 has an assembly body 142 , a driving motor 144 , and a blowing fan 148 .
  • a support frame 144 protrudes from the front side of the assembly body 142 .
  • the driving motor 146 is mounted on the interior of the assembly body 142 , and a part of which is inserted into the support frame 144 .
  • a rotation shaft projects out of the rear side of the driving motor 146 .
  • the blowing fan 148 is forcibly inserted into the rotation shaft (not shown) of the driving motor ( 146 ) so that the blowing fan 148 blows an outside air out of the inlet port 112 to the outlet port 114 by the rotation of the driving motor 146 .
  • the hair dryer 100 includes an electrical cord 150 , an electrical switch 152 , and a heating wire 154 .
  • the electrical cord 150 supplies an electrical power to the driving motor 146 .
  • the electrical switch 152 is connected to the electrical cord 150 , which controls the opening and closing of the electrical power.
  • the heating wire 154 winds around the support frame 144 for heating a sucked air through the inlet port 112 of the dryer housing 110 .
  • the electrical power from the electrical power supplying part (not shown) is supplied to the driving motor 146 and the heating wire 154 through the electrical cord 150 .
  • the driving motor ( 146 ) is rotated in a predetermined speed of revolution, and the heating wire ( 154 ) generates a heat to a predetermined temperature.
  • the user turns the nozzle 130 of the dryer housing 110 toward his head and dries and styles the hair by blowing warm or cool air.
  • the heating wire 154 and the driving motor 146 of the heating assembly 140 generate an electromagnetic field by supplying the electrical power.
  • the heating wire 154 and the driving motor 146 are composed of a magnet, an armature coil and a rotator coil.
  • an electromagnetic wave which is composed of an electronic field and a magnetic field, is generated by the electromagnetic field.
  • the electromagnetic wave accordingly kills the living cells or damages the hair by upsetting the nerve system.
  • problems for human beings such as headache, dermatitis and chronic fatigue.
  • a conductive material easily shields the electronic field of the electromagnetic wave but easily fails to shield the electronic field.
  • the electronic field is directly transmitted to the body of the user.
  • the present invention solves the foregoing problems. It is an object of the present invention to provide the hair dryer that prevents transmitting of the magnetic wave to the user of the hair dryer by installing the shielding member in the interior of the dryer housing.
  • the hair dryer comprising:
  • a hollow dryer housing having an inlet port, an outlet port and a front handle, the inlet port being formed at one end of the dryer housing, the outlet port being formed at the other end of the dryer housing, and the front handle protruding downwardly from the hollow dryer;
  • an intake cover which is coupled to a rear side of the dryer housing and which has a rear handle protruding downwardly from the hollow dryer so as to correspond to the front handle, for suctioning an outer air into the dryer housing;
  • a nozzle which is coupled to the outlet port of the dryer housing, for discharging warm or cool air to the outside of the dryer housing;
  • a heating assembly which is positioned in the dryer housing and in the intake cover, and which includes a hollow assembly body, a support frame, a driving motor, a rotating shaft, and a blowing fan, the support frame protruding from a front side of the assembly body, the driving motor being installed at an inner side of the assembly body so as to project toward the support frame, the rotating shaft protruding from the rear side of the driving motor, and driving motor being positioned at an inner side of the dryer body and the intake cover, for blowing a heated air to a predetermined temperature through the outlet port of the dryer housing; and
  • a shielding member which is installed along an inner side of the dryer housing, the intake cover, and the nozzle, for absorbing and shielding an magnetic wave which is generated according to the operation of the heating assembly.
  • the shielding member is an alloy consisting of Ni, Si, Mn, C and Fe based on the total weight of the alloy.
  • the hair dryer is capable of absorbing and shielding the magnetic wave generated around the driving motor and the heating assembly.
  • FIG. 1 is a sectional view showing an installed state of a shielding member at a portion of a heating wire of the hair dryer according to the first embodiment of the present invention
  • FIG. 2 is a sectional view showing an installed state of a shielding member at a portion of a driving motor of the hair dryer according to the second embodiment of the present invention
  • FIG. 3 is a sectional view showing an installed state of a shielding member at a portion of a blowing fan of the hair dryer according to the third embodiment of the present invention
  • FIG. 4 is a sectional view showing an installed state of a shielding member at a portion of a nozzle of the hair dryer according to the fourth embodiment of the present invention.
  • FIG. 5 is a sectional view showing an installed state of a shielding member at a portion of a discharge grill of the hair dryer according to the fifth embodiment of the present invention.
  • FIG. 6 is an exploded perspective view showing a generic hair dryer.
  • FIG. 1 is a view showing an installed state of a shielding member 270 at a portion of a heating wire 254 of a hair dryer 200 according to the first embodiment of the present invention.
  • the hair dryer 200 includes a dryer housing 210 , an intake cover 220 and a nozzle 230 . Further, a heating assembly 240 is installed at the interior of the dryer housing 210 and the intake cover 220 .
  • An inlet port 212 and an outlet port 214 are formed at both ends of the interior of the dryer housing 210 .
  • the inlet port 212 is formed at one end of the dryer housing 210
  • the outlet port 214 is formed at the other end of the dryer housing 210 .
  • a front handle 216 protrudes downwardly from an outer periphery surface of the dryer housing 210 .
  • the intake cover 220 is coupled to the rear side of the dryer housing 210 .
  • An air inlet 222 is formed to become one body with an outer surface of the intake cover 220 .
  • a rear handle 224 corresponding to the front handle 216 protrudes downwardly from the lower end of an outer periphery surface of the intake cover 220 .
  • the front handle 216 is coupled to the rear handle 224 .
  • a nozzle 230 is mounted in the outlet port 214 of the dryer housing 210 .
  • a discharge grille 232 is mounted between the nozzle 230 and the outlet port 214 .
  • An electrical cord 250 is inserted into the lower end of the front handle 216 and the rear handle 224 when the front handle 216 is coupled with the rear handle 224 .
  • the electrical switch 252 is installed at the front handle 216 , but the electrical switch 252 is not limited to the above-mentioned embodiment.
  • the heating wire 254 is wound around the support frame 244 as also explained in more detail later herein.
  • a heating assembly 240 includes an assembly body 242 , a support frame 244 , a driving motor 246 and a blowing fan 248 .
  • the support frame 244 protrudes from a front side of the assembly body 242 .
  • a plurality of fixing recess (not shown) is formed on an outer periphery edge of the support frame 244 .
  • a driving motor 246 is provided within an interior of the assembly body 242 , and inserted into the support frame 244 .
  • a rotating shaft 246 a of the driving motor 246 is backwardly projected toward the support frame 244 .
  • a blowing fan 248 is forcibly inserted into the rotating shaft 246 a of the driving motor 246 .
  • a shielding member 270 is installed along an interior of the dryer housing 210 , the intake cover 220 , and the nozzle 230 .
  • the shielding member 270 is formed in a cylinder-shaped.
  • the shielding member 270 is installed at the support frame 244 to wrap the heating wire 254 .
  • the shielding member 270 is an alloy consisting of Ni, Si, Mn, C and Fe.
  • the shielding member 270 is the alloy consisting of 47.6 wt. % Ni, 0.101 wt. % Si, 0.47 wt. % Mn, 0.006 wt. % C and 51, 823 wt. % Fe.
  • the user turns on the electrical switch 252 , which is installed at the front handle 216 of the dryer housing 210 .
  • an electrical power is supplied to the driving motor 246 and the heating wire 254 through the electrical cord 250 from an electrical power supplying part (not shown).
  • the driving motor 246 is rotated in a predetermined speed of revolution by the supplied electrical power.
  • the heating wire 254 generates a heat to a predetermined temperature by the supplied electrical power.
  • the speed of revolution of the driving motor 246 and the temperature of the heat of the heating wire 254 have the high function, the medium function and low function. The functions are controlled by the demands of the user. Additionally, the hair dryer 100 can select cool air instead of the heat of the heating wire 254 .
  • the driving motor 246 rotates the blowing fan 248 so that an outer air is sucked into the interior of the dryer housing 210 of the hair dryer 200 through the air inlet 222 of the intake cover 220 .
  • the heating wire 254 heats the sucked air, it is passed through the outlet port 214 of the dryer housing 210 , the nozzle 230 , and the discharge grille 232 .
  • the sucked air is blown toward the outside of the dryer housing 210 .
  • the hair dryer 200 can be used to dry and style the user's hair by selectively blowing warm or cool air.
  • the magnetic wave is generated around the heating wire 254 by supplying the electrical power.
  • the shielding member 270 which is mounted on the support frame 244 for wrapping the outer surface of the heating wire 254 , absorbs and shields the magnetic wave from the heating wire 254 not to pass through the dryer housing 210 .
  • FIG. 2 is a view showing an installed state of a shielding member 370 at a portion of a driving motor 246 of the hair dryer 200 according to the second embodiment of the present invention.
  • the shielding member 370 is cap-shaped, which has an opened portion at a one surface of thereof.
  • the opened portion of the shielding member 370 is mounted on the front surface of the assembly body 242 , and the other portion is in contact with the support frame 244 .
  • the shielding member 370 covers the driving motor 246 .
  • the user turns on the electrical switch 252 of the hair dryer 200 . And then, the driving motor 246 is rotated by the signal of the electrical switch 252 . With this process, the magnetic wave, which is generated around the driving motor 246 , is absorbed and shielded by the shielding member 370 .
  • the shielding member 370 prevents magnetic wave from transmitting the outside of the dryer housing 210 .
  • FIG. 3 is a view showing an installed state of a shielding member 470 at a portion of a blowing fan 248 of the hair dryer 200 according to the third embodiment of the present invention.
  • the shielding member 370 is cylindrical shaped. One end of the shielding member 470 is inserted into the rear side of the assembly body 242 so as to cover the blowing fan 248 . At this time, preferably, the shielding member 470 is spaced from the intake cover 220 and the air inlet 222 . Also, the shielding member 470 may be contacted with the intake cover 220 and the air inlet 222 .
  • FIG. 4 is a view showing an installed state of a shielding member 570 at a portion of a nozzle 230 of the hair dryer 200 according to the fourth embodiment of the present invention.
  • the shielding member 570 is mounted on an inner side wall of the nozzle 230 .
  • the shielding member 570 is cylindrical shaped.
  • FIG. 5 is a view showing an installed state of a shielding member 670 at a portion of a discharge grill 230 of the hair dryer 200 according to the fifth embodiment of the present invention.
  • the shielding member 670 is vertically installed at the rear end of the nozzle 230 .
  • the shielding member 670 is contacted with one side of the discharge grille 232 .
  • the shielding member 570 is cylindrical shaped.
  • the shielding member 670 is net-shaped to pass through the warm and cool air from the outlet port 214 of the assembly body 242 .
  • the shielding member is mounted on the inner side of the dryer housing of the hair dryer. Due to this structure, the hair dryer as described above is capable of absorbing and shielding the magnetic wave generated around the driving motor and the heating assembly. Accordingly, the hair dryer prevents the magnetic wave from killing of the living cells or damaging of the hair by upsetting the nerve system. Moreover, it prevents the magnetic wave from causing human problems such as headache, dermatitis and chronic fatigue.
US10/420,088 2002-04-22 2003-04-22 Hair dryer Abandoned US20030196344A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR2020020012176U KR200286480Y1 (ko) 2002-04-22 2002-04-22 헤어드라이어의 전자기파 차폐 구조
KR20-2002-12176 2002-04-22

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US11/034,079 Continuation-In-Part US20050108890A1 (en) 2002-04-22 2005-01-12 Hair dryer

Publications (1)

Publication Number Publication Date
US20030196344A1 true US20030196344A1 (en) 2003-10-23

Family

ID=32291614

Family Applications (2)

Application Number Title Priority Date Filing Date
US10/420,088 Abandoned US20030196344A1 (en) 2002-04-22 2003-04-22 Hair dryer
US11/034,079 Abandoned US20050108890A1 (en) 2002-04-22 2005-01-12 Hair dryer

Family Applications After (1)

Application Number Title Priority Date Filing Date
US11/034,079 Abandoned US20050108890A1 (en) 2002-04-22 2005-01-12 Hair dryer

Country Status (6)

Country Link
US (2) US20030196344A1 (ko)
KR (1) KR200286480Y1 (ko)
CA (1) CA2426229A1 (ko)
GB (1) GB2388536B (ko)
MX (1) MXPA03003498A (ko)
NL (1) NL1023240C2 (ko)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040206526A1 (en) * 2003-04-21 2004-10-21 Abul Rashid Electromagnetic radiation insulated electrical appliance
US20070119069A1 (en) * 2005-11-30 2007-05-31 Youngtack Shim Electromagnetically-shielded hair drying systems and methods
US20070278204A1 (en) * 2006-06-06 2007-12-06 Yu-Lin Chen Hair dryer
GB2440116A (en) * 2006-07-20 2008-01-23 Yu-Lin Chen Hair dryer that reduces electromagnetic radiation or magnetic forces experienced by the user
US20080276479A1 (en) * 2004-06-29 2008-11-13 Eul-Chul Byun Hair Dryer
US20100078038A1 (en) * 2008-08-23 2010-04-01 Shami Farouk M Hair Iron
US8082679B1 (en) * 2009-06-22 2011-12-27 Carol Arnim Magnetically directed hair dryer nozzle
CN104095385A (zh) * 2014-07-01 2014-10-15 苏州蓝王机床工具科技有限公司 一种电吹风
US20150037015A1 (en) * 2013-02-04 2015-02-05 Yong Hak LEE Hair dryer
US20180035779A1 (en) * 2015-02-24 2018-02-08 Unix Electronics Co., Ltd. Air vibration apparatus and hair dryer comprising the same
IT201800003214A1 (it) * 2018-03-02 2019-09-02 Manuel Nocchi Dispositivo asciugacapelli, in particolare per uso professionale

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7876917B2 (en) 2006-08-28 2011-01-25 Youngtack Shim Generic electromagnetically-countered systems and methods
US9112395B2 (en) 2006-08-28 2015-08-18 Youngtack Shim Electromagnetically-countered actuator systems and methods
US8625306B2 (en) 2006-08-28 2014-01-07 Youngtack Shim Electromagnetically-countered display systems and methods
US20110095935A1 (en) * 2006-08-28 2011-04-28 Youngtack Shim Electromagnetically-countered systems and methods by maxwell equations
US9132252B2 (en) 2009-05-29 2015-09-15 Resmed Limited PAP system
US10238822B2 (en) 2009-05-29 2019-03-26 Resmed Limited PAP system
US8707577B2 (en) 2010-11-19 2014-04-29 Gary Brian Lee Adjustable hair dryer
WO2015020380A1 (en) * 2013-08-05 2015-02-12 Yong Hak Lee Hair dryer
US20190090607A1 (en) * 2015-06-26 2019-03-28 HOSPISTYLE di Trapani Maria Hairdryer with high electrical safety

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3612824A (en) * 1969-12-03 1971-10-12 Robert C Berryman Portable heat gun
US4309595A (en) * 1980-07-14 1982-01-05 Sunbeam Corporation Hair dryer
US4490602A (en) * 1983-02-18 1984-12-25 Naoki Ishihara Air flow adjusting mechanism for hand held hot air hair dryer
US4767914A (en) * 1986-09-16 1988-08-30 Glucksman Dov Z Electric hairdryer having a cage-shaped heater element
US5476378A (en) * 1993-04-09 1995-12-19 Shrinkfast Marketing Turbine device for hot air generation
US6601316B2 (en) * 2001-09-04 2003-08-05 Shaw, Ii James Malcomb Selectively joined hair drying apparatus and method for drying hair

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5365115A (en) * 1992-06-23 1994-11-15 Stevens Institute Of Technology Method and apparatus for mitigation of magnetic fields from low frequency magnetic field sources
US6226450B1 (en) * 1997-01-21 2001-05-01 Myoung Jun Lee Electric field shielding apparatus
JP2001152292A (ja) * 1999-11-25 2001-06-05 Nippon Mining & Metals Co Ltd 磁気特性に優れたセミテンションマスク用Ｆｅ−Ｎｉ系合金並びにそれを用いたセミテンションマスク及びカラーブラウン管
JP4240823B2 (ja) * 2000-09-29 2009-03-18 日本冶金工業株式会社 Ｆｅ−Ｎｉ系パーマロイ合金の製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3612824A (en) * 1969-12-03 1971-10-12 Robert C Berryman Portable heat gun
US4309595A (en) * 1980-07-14 1982-01-05 Sunbeam Corporation Hair dryer
US4490602A (en) * 1983-02-18 1984-12-25 Naoki Ishihara Air flow adjusting mechanism for hand held hot air hair dryer
US4767914A (en) * 1986-09-16 1988-08-30 Glucksman Dov Z Electric hairdryer having a cage-shaped heater element
US5476378A (en) * 1993-04-09 1995-12-19 Shrinkfast Marketing Turbine device for hot air generation
US6601316B2 (en) * 2001-09-04 2003-08-05 Shaw, Ii James Malcomb Selectively joined hair drying apparatus and method for drying hair

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20040206526A1 (en) * 2003-04-21 2004-10-21 Abul Rashid Electromagnetic radiation insulated electrical appliance
US6891102B2 (en) * 2003-04-21 2005-05-10 Abul Rashid Electromagnetic radiation insulated electrical appliance
US20080276479A1 (en) * 2004-06-29 2008-11-13 Eul-Chul Byun Hair Dryer
US20070119069A1 (en) * 2005-11-30 2007-05-31 Youngtack Shim Electromagnetically-shielded hair drying systems and methods
US20070278204A1 (en) * 2006-06-06 2007-12-06 Yu-Lin Chen Hair dryer
GB2440116A (en) * 2006-07-20 2008-01-23 Yu-Lin Chen Hair dryer that reduces electromagnetic radiation or magnetic forces experienced by the user
US20100078038A1 (en) * 2008-08-23 2010-04-01 Shami Farouk M Hair Iron
US8080764B2 (en) 2008-08-23 2011-12-20 Farouk Systems, Inc. Hair iron
US8082679B1 (en) * 2009-06-22 2011-12-27 Carol Arnim Magnetically directed hair dryer nozzle
US20150037015A1 (en) * 2013-02-04 2015-02-05 Yong Hak LEE Hair dryer
CN104095385A (zh) * 2014-07-01 2014-10-15 苏州蓝王机床工具科技有限公司 一种电吹风
US20180035779A1 (en) * 2015-02-24 2018-02-08 Unix Electronics Co., Ltd. Air vibration apparatus and hair dryer comprising the same
US10251459B2 (en) * 2015-02-24 2019-04-09 Unix Electronics Co., Ltd. Air vibration apparatus and hair dryer comprising the same
IT201800003214A1 (it) * 2018-03-02 2019-09-02 Manuel Nocchi Dispositivo asciugacapelli, in particolare per uso professionale

Also Published As

Publication number Publication date
GB0309125D0 (en) 2003-05-28
KR200286480Y1 (ko) 2002-08-22
NL1023240C2 (nl) 2003-10-23
GB2388536A (en) 2003-11-19
GB2388536B (en) 2005-03-23
MXPA03003498A (es) 2005-07-25
US20050108890A1 (en) 2005-05-26
CA2426229A1 (en) 2003-10-22

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Legal Events

Date Code Title Description
AS Assignment

Owner name: UNIX ELECTRONICS CO., LTD., KOREA, REPUBLIC OF

Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:PARK, SU-HONG;REEL/FRAME:013993/0607

Effective date: 20030422

STCB Information on status: application discontinuation

Free format text: ABANDONED -- FAILURE TO RESPOND TO AN OFFICE ACTION