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US3885127A - Hand held hair drying appliance - Google Patents

Hand held hair drying appliance Download PDF

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Publication number
US3885127A
US3885127A US336562A US33656273A US3885127A US 3885127 A US3885127 A US 3885127A US 336562 A US336562 A US 336562A US 33656273 A US33656273 A US 33656273A US 3885127 A US3885127 A US 3885127A
Authority
US
United States
Prior art keywords
housing
air
hand held
inlet
fans
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.)
Expired - Lifetime
Application number
US336562A
Other languages
English (en)
Inventor
Henry J Walter
Eugene T Fleischhauer
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.)
P&G Hair Care Holding Inc
Original Assignee
Clairol Inc
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 Clairol Inc filed Critical Clairol Inc
Priority to US336562A priority Critical patent/US3885127A/en
Priority to AR252533A priority patent/AR205338A1/es
Priority to AU65451/74A priority patent/AU491149B2/en
Priority to BE141125A priority patent/BE811269A/xx
Priority to GB750674A priority patent/GB1465855A/en
Priority to DK101174AA priority patent/DK134883B/da
Priority to FI545/74A priority patent/FI58256C/fi
Priority to NLAANVRAGE7402515,A priority patent/NL168697C/xx
Priority to AT153474A priority patent/AT348172B/de
Priority to FR7406276A priority patent/FR2218858B1/fr
Priority to DE2409019A priority patent/DE2409019C2/de
Priority to CA193,481A priority patent/CA1017143A/en
Priority to NO740654A priority patent/NO137577C/no
Priority to DD176818A priority patent/DD111798A5/xx
Priority to JP49022036A priority patent/JPS5757127B2/ja
Priority to CH271974A priority patent/CH560526A5/xx
Priority to LU69486A priority patent/LU69486A1/xx
Priority to IT48783/74A priority patent/IT1003612B/it
Priority to IE00402/74A priority patent/IE38935B1/xx
Priority to SE7402634A priority patent/SE391448B/xx
Priority to BR1439/74A priority patent/BR7401439D0/pt
Application granted granted Critical
Publication of US3885127A publication Critical patent/US3885127A/en
Priority to HK5/78A priority patent/HK578A/xx
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • A45D20/08—Hot-air producers heated electrically
    • A45D20/10—Hand-held drying devices, e.g. air douches

Definitions

  • a hand held hair drying appliance particularly useful Appl' 336562 in the styling or shaping of hair including a tubular housing having two spaced inlets, an outlet disposed [52] U.S. Cl. 219/367; 34/97; 132/118; between the two inlets and a tubular handle portion 219/370; 219/373; 415/102 formed by said housing; a heating element disposed in [51] Int.
  • Hand held hair drying appliances normally include a housing in which are disposed a motor driving a fan to impel air past a heating element and through an outlet in the housing such that heated air is expelled from the housing for use in drying hair.
  • a motor driving a fan to impel air past a heating element and through an outlet in the housing such that heated air is expelled from the housing for use in drying hair.
  • attach ments such as brushes, combs, nozzles, and the like have been mounted thereon to act on the hair as heated air is supplied to the hair.
  • prior art hair drying appliances have utilized housing and brush and comb geometry normally of a rectangular configuration in that the heated air provided by the hair dryers is normally expelled in a direction transverse to the axis of the housing thereby requiring the use of centrifugal, cross flow or tangential fans with housings configured to accommodate the same. Accordingly, prior art hair drying appliances have had the disadvantages of not being useful in shaping the hair due to their configurations and, further, of being bulky and awkward to handle by the user,
  • Another object of the present invention is to utilize a pair of oppositely pitched, axial fans in a hand held hair drying appliance to direct air in opposite directions toward a centrally disposed outlet over a heating element in order to increase the the volume of heated air expelled without increasing the size of the housing of the hair drying appliance.
  • An additional object of the present invention is to utilize a single motor to drive a pair of oppositely pitched, axial fans by means of a common shaft in a hand held hair drying appliance.
  • the present invention has a further object in the foreing of air currents in opposite directions through a cylindrical housing of a hand held hair drying appliance for movement past a centrally disposed heating element.
  • Another object of the present invention is to con struct a hand held hair drying appliance having a slim configuration with improved styling and drying characteristics.
  • Some of the advantages of the hand held hair drying appliance of the present invention over the prior art are that a sufficient volume of heated air for drying hair can be supplied while maintaining a sleek. cylindrical configuration, a conventional, low cost motor can be utilized to drive the hair dryer, and the hair drying appliance can be easily handled by a user with one hand during hair styling or shaping.
  • the present invention is generally characterized in a hand held hair drying appliance having a tubular housing having two spaced inlets, an outlet disposed between the two inlets and a tubular handle portion formed by said housing; a heating element disposed in the housing between the inlets; first and second fans arranged in the housing to force air from the inlets toward the outlet; the first and second fans each having blades extending radially from the axis of rotation, the blades of the first fan having a pitch opposite the pitch of the blades of the second fan such that the first and second fans form oppositely directed currents of air when rotated in the same direction; and a motor disposed in the handle for driving the fans whereby air is drawn into the housing through the inlets, moved past the heating element and expelled through the outlet in a direction transverse to the axis of the housing for drying hair.
  • FIG. 1 is a longitudinal section of a hand held hair drying appliance according to the present invention.
  • FIG. 2 is a section taken along line 2-2 of FIG. I.
  • FIG. 3 is a partial section taken along line 33 of FIG. 1.
  • FIGS. 1 and 2 A hand held hair drying appliance 10 according to the present invention is illustrated in FIGS. 1 and 2 and includes a housing 12, which can be constructed of upper and lower housing members, and forms a cylindrical handle I4 and a cylindrical head 16 having a di ameter slightly greater than the diameter of handle 14 and connected thereto at a neck I8.
  • a cylindrical extension 22 engages the open end of handle 14 and a switching circuit 24 is mounted therein and operated by an actuator 26 which is controlled by a rod 28 extending from an end cap 30 engaging extension 22 and rotatable relative thereto. Rotation of the end cap causes movement of the rod 28 to control actuator 26, and switching circuit 24 includes conventional circuitry responsive to the position of actuator 26 for providing the hair drying appliance [0 with various modes of operation, such modes of operation being preferably denoted by indicia carried on the surface of the extension 22 for alignment with an indexing mark on end cap 30.
  • Adaptors 32 and 34 are mounted in axially spaced relation within handle 14 to support thercbetween a DC motor 36 by means of O-rings 38 and 40.
  • the DC motor 36 receives electricity from switching circuit 24 through a rectifier 42.
  • a rotor 44 of motor 36 is fixed to a flexible coupling 46 which carries a pin diametrally fixed to a shaft 48 such that rotation of the rotor 44 of the motor 36 is imparted to the shaft 48.
  • Head 16 has an end cap 50 mounted thereon, the end cap 50 having a bearing 52 therein in which is journalled the end of shaft 48, the shaft 48 also being journalled in a bearing 54 mounted in adaptor 32 such that the shaft 48 is maintained in precise coaxial alignment with the housing 12.
  • a heating assembly 54 is mounted in head 16 and includes a mica support structure 56 across which a plurality of hot wire heating elements 58 extend in a direction substantially parallel to the longitudinal axis of the housing 12.
  • the heating elements 58 are connected with switching circuit 24 by suitable wires, not shown, such that the voltage supplied to the heating elements can be controlled by rotation of the end cap 30.
  • a plurality of inlet openings 60 are formed in the periphery of housing 12 along handle 14 at neck 18, and a plurality of inlet openings 62 are formed in end cap 50 spaced from inlet 60.
  • An outlet opening 63 is formed by longitudinally extending slots in the periph ery of head 16 such that the outlet 63 is disposed in the space between inlets 60 and 62 to permit air flow through the head 16 in opposite directions to be expelled through outlet 63 after movement past heating assembly 54.
  • a pair of axial fans 64 and 66 are fixed to shaft 48 and disposed in head 16 adjacent inlets 60 and 62, respectively, Fan 64 has a hub 68 spaced from the end ofadaptor 32 by a spacer 70 and blades 72 radially extending from hub 68.
  • Adaptor 32 is formed with an arcuate peripheral surface 74 to channel air into the housing 12 through inlet openings 60 past the fan 64, the channel formed by the arcuate peripheral surface 74 having an annular configuration corresponding to the length of the blades 72.
  • Axial fan 66 similarly has a hub 76 spaced from end cap 50 by a spacer 78 and blades 80 radially extending therefrom.
  • the inlet openings 62 formed in end cap 50 correspond in size to the length of blades 80 in order to channel air past the fan 66.
  • the blades 72 of fan 64 have a pitch opposite to the pitch of the blades 80 of fan 66 such that rotation of both fans in the same direction creates oppositely di rected air currents, such air currents drawing air into the housing through inlets 60 and 62, respectively, in opposite directions when the common drive shaft 48 for the fans is rotated in the direction indicated by arrow 82.
  • baffles 84 can be symmetrically formed within head 16, as shown in phantom in FIG. 1, to aid in the deflection of the axial air currents formed by fans 64 and 66 to expel heated air transverse to the axis of the housing.
  • end cap 30 is rotated in order to align the indexing mark thereon with the desired indicia carried on extension 22 with the rotation of the end cap moving the actuator 26 to set the switching circuit 24 to operate the hair drying appliance in the selected mode of operation.
  • switching circuit 24 supplies electricity to heating elements 58 with a predetermined voltage to control the temperature thereof;
  • a suitable attachment for styling or shaping hair such as a brush, comb, or nozzle. can be mounted on heat 16 of the housing 12 in alignment with outlet opening 63; and, thereafter the hair drying appliance can be utilized to dry and style or shape the hair as desired.
  • the cylindrical configuration of the head 16 of the housing permits the head to be used as a mandrel in styling or shaping the hair.
  • the motor 36, shaft 48 and fans 64 and 66 form a blower disposed in the housing for drawing first and second currents of air into the housing through the inlets 60 and 62 and directing the first and second air currents along the axis of the housing in opposite directions toward the space between the fans with the air being heated by the heating assembly 54 and radially expelled through the outlet 63 in a direction transverse to the axis of the housing.
  • the total area of the inlet openings 60 and 62 is preferably one and a half times as great as the area of the outlet opening 63; and, if desired, inlet openings can be disposed along the handle 14 such that air flows past the motor 36 for cooling.
  • the hand held hair drying appliance 10, as described above, thus provides a high volume of heated air without requiring a large or irregularly configured housing; and, accordingly, the tubular housing 12 preferably has a cylindrical configuration with a diameter conforming to the diameter of the fans 64 and 66 in order to provide an elongate, sleek configuration. round in cross section that is easily held and manipulated by a user, For instance, it has been found that heated air can be expelled at a rate of 40 cu.ft./min. with the head of the housing having a diameter of 13 inches thereby providing sufficient heated air flow to effectively dry hair while the diameter and configuration of the housing is such as to be utilized in the styling or shaping of hair.
  • a hand held hair drying appliance comprising a tubular housing having first inlet means therein, second inlet means therein spaced from said first inlet means, outlet means in the peripheral wall of said housing and disposed between said first and second inlet means and a tubular handle portion formed by said housing; heating means disposed in said housing between said first and second inlet means, first and second fans arranged in said housing to force air from said first and second inlet means toward said outlet means; said first and second fans each having blades extending radially from the axis of rotation thereof, said blades of said first fan having a pitch opposite the pitch of said blades of said second fan such that said first and second fans form oppositely directed currents of air when rotated in the same direction; and motor means disposed in said handle for driving said first and second fans whereby air is drawn into said housing through said first and second inlet means, moved past said heating means and expelled through said outlet means to provide heated air for drying hair,
  • a hand held hair drying appliance as recited in claim 4 wherein said housing has a cylindrical configuration 6.
  • a hand held hair drying appliance as recited in claim 5 wherein said first inlet means is formed by openings in the periphery of said housing and said second inlet means is formed by openings in an end of said housing.
  • a hand held hair drying appliance as recited in claim 7 wherein said housing includes a head having a cylindrical configuration with said end cap mounted at one end thereof and a handle having a cylindrical configuration with a diameter less than the diameter of said head, said head being connected with said handle by a neck at an opposite end, said openings forming said first inlet means being disposed adjacent said neck, said openings forming said second inlet means being disposed in said end cap and said motor being disposed in said handle.
  • a hand held hair drying appliance as recited in claim 1 wherein said housing has a cylindrical configuration.
  • a hand held hair drying appliance comprising a tubular housing having first and second spaced inlet opening means therein for passage of air drawn into said housing, outlet opening means in the peripheral wall of said housing and disposed in said space between said first and second inlet opening means for passage of air expelled from said housing and a tubular handle portion formed by said housing; heating means disposed in said housing in said space between said first and second inlet opening means adjacent said outlet opening means for heating air expelled from said housing; and blower means disposed in said housing for drawing a first current of air into said housing through said first inlet opening means and directing said first air current toward said outlet opening means for drawing a second current of air into said housing through said second inlet opening means and directing said second air current toward said outlet opening means, said first and second air currents extending axially along said tubular housing in opposite directions, and for expelling said first and second air currents past said heating means through said outlet opening means to provide heated air for drying hair.

Landscapes

  • Cleaning And Drying Hair (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Electrotherapy Devices (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
US336562A 1973-02-28 1973-02-28 Hand held hair drying appliance Expired - Lifetime US3885127A (en)

Priority Applications (22)

Application Number Priority Date Filing Date Title
US336562A US3885127A (en) 1973-02-28 1973-02-28 Hand held hair drying appliance
AR252533A AR205338A1 (es) 1973-02-28 1974-01-01 Aparato de uso manual para el secado del cabello
AU65451/74A AU491149B2 (en) 1973-02-28 1974-02-11 Handheld hair drying appliance
GB750674A GB1465855A (en) 1973-02-28 1974-02-19 Hair drying appliance
BE141125A BE811269A (fr) 1973-02-28 1974-02-19 Sechoir a cheveux portable
FI545/74A FI58256C (fi) 1973-02-28 1974-02-25 Handhaortorkare
NLAANVRAGE7402515,A NL168697C (nl) 1973-02-28 1974-02-25 Haardroogtoestel.
AT153474A AT348172B (de) 1973-02-28 1974-02-25 Von hand zu haltender haartrockner
FR7406276A FR2218858B1 (es) 1973-02-28 1974-02-25
DE2409019A DE2409019C2 (de) 1973-02-28 1974-02-25 Von Hand zu haltender Haartrockner
DK101174AA DK134883B (da) 1973-02-28 1974-02-25 Håndhårtørreapparat.
CA193,481A CA1017143A (en) 1973-02-28 1974-02-26 Hand held hair drying appliance
NO740654A NO137577C (no) 1973-02-28 1974-02-26 Haandhaartoerrer.
DD176818A DD111798A5 (es) 1973-02-28 1974-02-26
JP49022036A JPS5757127B2 (es) 1973-02-28 1974-02-26
CH271974A CH560526A5 (es) 1973-02-28 1974-02-26
LU69486A LU69486A1 (es) 1973-02-28 1974-02-26
IT48783/74A IT1003612B (it) 1973-02-28 1974-02-26 Perfezionamento negli asciugaca pelli a mano
SE7402634A SE391448B (sv) 1973-02-28 1974-02-27 Handburen hartorkapparat
IE00402/74A IE38935B1 (en) 1973-02-28 1974-02-27 Hair drying appliance
BR1439/74A BR7401439D0 (pt) 1973-02-28 1974-02-28 Aparelho manual para secagem dos cabelos
HK5/78A HK578A (en) 1973-02-28 1978-01-05 Hair drying appliance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US336562A US3885127A (en) 1973-02-28 1973-02-28 Hand held hair drying appliance

Publications (1)

Publication Number Publication Date
US3885127A true US3885127A (en) 1975-05-20

Family

ID=23316654

Family Applications (1)

Application Number Title Priority Date Filing Date
US336562A Expired - Lifetime US3885127A (en) 1973-02-28 1973-02-28 Hand held hair drying appliance

Country Status (21)

Country Link
US (1) US3885127A (es)
JP (1) JPS5757127B2 (es)
AR (1) AR205338A1 (es)
AT (1) AT348172B (es)
BE (1) BE811269A (es)
BR (1) BR7401439D0 (es)
CA (1) CA1017143A (es)
CH (1) CH560526A5 (es)
DD (1) DD111798A5 (es)
DE (1) DE2409019C2 (es)
DK (1) DK134883B (es)
FI (1) FI58256C (es)
FR (1) FR2218858B1 (es)
GB (1) GB1465855A (es)
HK (1) HK578A (es)
IE (1) IE38935B1 (es)
IT (1) IT1003612B (es)
LU (1) LU69486A1 (es)
NL (1) NL168697C (es)
NO (1) NO137577C (es)
SE (1) SE391448B (es)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021150A (en) * 1974-07-02 1977-05-03 Mabuchi Motor Co. Ltd. Battery powered pump
US4039774A (en) * 1975-06-04 1977-08-02 Sperry Rand Corporation Portable hair dryer
US4310870A (en) * 1979-12-31 1982-01-12 Motorola, Inc. Chassis captivation arrangement for an electronic device
US4629864A (en) * 1983-12-23 1986-12-16 Black & Decker, Inc. Hot air gun
US5727331A (en) * 1996-06-27 1998-03-17 Windmere Corporation Dual switch electric hair dryer
US6193467B1 (en) * 1998-10-09 2001-02-27 Delta Electronics, Inc. Driven unit, especially for use in a cross flow fan
US20040172847A1 (en) * 2002-12-27 2004-09-09 Itaru Saida Hair dryer with minus ion generator
US20050178400A1 (en) * 2004-02-09 2005-08-18 Fung Kam F. Air hair styler with fan motor and heater in barrel
GB2422309A (en) * 2005-01-24 2006-07-26 Bell Srl Hair dryer with two fans
US20060248744A1 (en) * 2005-05-09 2006-11-09 Wahl Clipper Corporation Hair dryer attachment with axial and radial flow
US20110197905A1 (en) * 2010-02-17 2011-08-18 Brenda Bevley Twin handle heated air round brush dryer/styler
US20200113020A1 (en) * 2018-10-05 2020-04-09 Serendipity Technologies Llc Low power high-efficiency heating element
CN114073366A (zh) * 2020-08-17 2022-02-22 杭州乐秀电子科技有限公司 一种人体工程学头发护理器具

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2846784C2 (de) * 1978-10-27 1983-01-13 Braun Ag, 6000 Frankfurt Vorrichtung für die Halterung und Zentrierung der Motor-Gebläseeinheit eines Lüfters
DE3117171C2 (de) * 1981-04-30 1984-04-05 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Back- und Bratofen
JPS62150031A (ja) * 1986-12-08 1987-07-04 Daihatsu Motor Co Ltd カ−ク−ラコンプレツサの設置方法
DE4041697C2 (de) * 1990-12-24 1996-11-21 Braun Ag Schaltelement
EP3119234B1 (en) * 2014-03-20 2021-11-17 Dyson Technology Limited Attachment for a hand held appliance
GB2526049B (en) 2014-03-20 2017-04-12 Dyson Technology Ltd Attachment for a hand held appliance
GB2524305B (en) * 2014-03-20 2016-11-02 Dyson Technology Ltd Attachment for a hand held appliance
GB2526768B (en) 2014-03-20 2017-02-15 Dyson Technology Ltd Attachment for a hand held appliance
AU2017236400B2 (en) 2016-03-24 2019-11-21 Dyson Technology Limited Attachment for a handheld appliance

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1790283A (en) * 1931-01-27 Hair deieb
US1883972A (en) * 1931-01-29 1932-10-25 Kunian Hair drier
US2126581A (en) * 1935-07-22 1938-08-09 Samson United Corp Drier
US2300475A (en) * 1939-04-24 1942-11-03 Edgar T Ward Ventilating device
US2478559A (en) * 1947-01-08 1949-08-09 George Wilson Quick heat air blower and drying appliance
US2552470A (en) * 1946-09-06 1951-05-08 Electrolux Corp Air circulator and heater
US2608441A (en) * 1946-10-12 1952-08-26 Fmc Corp Spraying machine
US3308268A (en) * 1959-04-15 1967-03-07 Laing Nikolaus Portable hair dryers

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2287853A (en) * 1941-09-26 1942-06-30 B F Sturtevant Co Centrifugal fan
US2656095A (en) * 1948-04-23 1953-10-20 Coleman Co Blower structure
US2991004A (en) * 1955-06-29 1961-07-04 Denbo Engineering And Sales Co One-piece radial flow air moving device
GB1015486A (en) * 1961-08-09 1965-12-31 Bruno Eck Improvements in or relating to fans
DE1628221B1 (de) * 1967-07-14 1971-05-06 Bremshey & Co Gebläse, insbesondere zum haartrocknen

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1790283A (en) * 1931-01-27 Hair deieb
US1883972A (en) * 1931-01-29 1932-10-25 Kunian Hair drier
US2126581A (en) * 1935-07-22 1938-08-09 Samson United Corp Drier
US2300475A (en) * 1939-04-24 1942-11-03 Edgar T Ward Ventilating device
US2552470A (en) * 1946-09-06 1951-05-08 Electrolux Corp Air circulator and heater
US2608441A (en) * 1946-10-12 1952-08-26 Fmc Corp Spraying machine
US2478559A (en) * 1947-01-08 1949-08-09 George Wilson Quick heat air blower and drying appliance
US3308268A (en) * 1959-04-15 1967-03-07 Laing Nikolaus Portable hair dryers

Cited By (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4021150A (en) * 1974-07-02 1977-05-03 Mabuchi Motor Co. Ltd. Battery powered pump
US4039774A (en) * 1975-06-04 1977-08-02 Sperry Rand Corporation Portable hair dryer
US4310870A (en) * 1979-12-31 1982-01-12 Motorola, Inc. Chassis captivation arrangement for an electronic device
US4629864A (en) * 1983-12-23 1986-12-16 Black & Decker, Inc. Hot air gun
US5727331A (en) * 1996-06-27 1998-03-17 Windmere Corporation Dual switch electric hair dryer
US6193467B1 (en) * 1998-10-09 2001-02-27 Delta Electronics, Inc. Driven unit, especially for use in a cross flow fan
US6986212B2 (en) * 2002-12-27 2006-01-17 Matsushita Electric Works, Ltd. Hair dryer with minus ion generator
US20040172847A1 (en) * 2002-12-27 2004-09-09 Itaru Saida Hair dryer with minus ion generator
US20060026858A1 (en) * 2002-12-27 2006-02-09 Matsushita Electric Works, Ltd. Hair dryer with minus ion generator
US7165341B2 (en) 2002-12-27 2007-01-23 Matsushita Electric Works, Ltd. Hair dryer with minus ion generator
US20050178400A1 (en) * 2004-02-09 2005-08-18 Fung Kam F. Air hair styler with fan motor and heater in barrel
GB2422309A (en) * 2005-01-24 2006-07-26 Bell Srl Hair dryer with two fans
GB2422309B (en) * 2005-01-24 2008-07-09 Bell Srl Improved hairdryer
US20060248744A1 (en) * 2005-05-09 2006-11-09 Wahl Clipper Corporation Hair dryer attachment with axial and radial flow
US20110197905A1 (en) * 2010-02-17 2011-08-18 Brenda Bevley Twin handle heated air round brush dryer/styler
US20200113020A1 (en) * 2018-10-05 2020-04-09 Serendipity Technologies Llc Low power high-efficiency heating element
CN114073366A (zh) * 2020-08-17 2022-02-22 杭州乐秀电子科技有限公司 一种人体工程学头发护理器具

Also Published As

Publication number Publication date
CH560526A5 (es) 1975-04-15
FR2218858B1 (es) 1978-01-06
LU69486A1 (es) 1974-06-05
DE2409019A1 (de) 1974-08-29
AR205338A1 (es) 1976-04-30
DD111798A5 (es) 1975-03-12
FI58256C (fi) 1981-01-12
AT348172B (de) 1979-02-12
IE38935L (en) 1974-08-28
JPS5757127B2 (es) 1982-12-03
DK134883C (es) 1977-06-27
NO137577B (no) 1977-12-12
NL168697C (nl) 1982-05-17
NL168697B (nl) 1981-12-16
DE2409019C2 (de) 1982-05-06
NO740654L (no) 1974-08-29
BE811269A (fr) 1974-08-19
NO137577C (no) 1978-03-29
FI58256B (fi) 1980-09-30
AU6545174A (en) 1975-08-14
JPS49135756A (es) 1974-12-27
ATA153474A (de) 1978-06-15
GB1465855A (en) 1977-03-02
SE391448B (sv) 1977-02-21
NL7402515A (es) 1974-08-30
DK134883B (da) 1977-02-07
BR7401439D0 (pt) 1974-11-05
IT1003612B (it) 1976-06-10
CA1017143A (en) 1977-09-13
FR2218858A1 (es) 1974-09-20
IE38935B1 (en) 1978-07-05
HK578A (en) 1978-01-13

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