US20190029480A1 - Portable electric heating ice scraper - Google Patents

Portable electric heating ice scraper Download PDF

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Publication number
US20190029480A1
US20190029480A1 US15/864,056 US201815864056A US2019029480A1 US 20190029480 A1 US20190029480 A1 US 20190029480A1 US 201815864056 A US201815864056 A US 201815864056A US 2019029480 A1 US2019029480 A1 US 2019029480A1
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US
United States
Prior art keywords
housing
housing portion
portable electric
electric heating
ice scraper
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
US15/864,056
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English (en)
Inventor
Knut NIEHAUS
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.)
Xin Feng Electrical Co Ltd
Original Assignee
Xin Feng Electrical 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 Xin Feng Electrical Co Ltd filed Critical Xin Feng Electrical Co Ltd
Assigned to XIN FENG ELECTRICAL CO., LTD. reassignment XIN FENG ELECTRICAL CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: Niehaus, Knut
Publication of US20190029480A1 publication Critical patent/US20190029480A1/en
Abandoned legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S3/00—Vehicle cleaning apparatus not integral with vehicles
    • B60S3/04—Vehicle cleaning apparatus not integral with vehicles for exteriors of land vehicles
    • B60S3/045—Other hand-held cleaning arrangements, e.g. with sponges, brushes, scrapers or the like
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L1/00—Cleaning windows
    • A47L1/16—Devices for defrosting window-panes
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L1/00—Cleaning windows
    • A47L1/06—Hand implements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S3/00—Vehicle cleaning apparatus not integral with vehicles
    • B60S3/04—Vehicle cleaning apparatus not integral with vehicles for exteriors of land vehicles
    • B60S3/045—Other hand-held cleaning arrangements, e.g. with sponges, brushes, scrapers or the like
    • B60S3/047—Other hand-held cleaning arrangements, e.g. with sponges, brushes, scrapers or the like using liquid or gas distributing means

Definitions

  • the present invention relates to a portable electric heating ice scraper.
  • an ice scraper is used to remove ice such as ice formed on a vehicle windshield in winter. According to the thickness of a formed ice layer, it is tired, time-consuming and difficult to remove the ice layer by using only a mechanical ice scraper. Therefore, for example, DE 10052281 C2, DE 202006000830 U1 or U.S. Pat. No. 3,711,679 A also discloses a known ice scraper that heats and melts ice by using an electric heating element mounted on a scraper blade.
  • a device for melting ice by using a hot air apparatus is also described.
  • the device herein generally refers to a relatively cumbersome hot air gun. It herein refers generally to a relatively cumbersome hot air gun.
  • a device described in US2006/0282980 A1 uses a rotary blade to remove ice from a windshield, and includes a fan to blow cold air to remove melting ice.
  • a task of the present invention is to provide an easily-operated and easily-used electric heating ice scraper.
  • the electric heating ice scraper By means of the electric heating ice scraper, ice on a windshield can be effectively and easily removed.
  • the housing includes: a front housing portion including a front housing end and a scraper blade disposed at the front housing end, and a rear housing portion including a handle and a rear housing end.
  • An electric-powered fan that generates an airflow in a direction of the scraper blade and at least one electric-powered heating element configured to heat the airflow are disposed in the housing.
  • the front housing portion and the rear housing portion approximately extend on a plane in a longitudinal direction of the housing or the front housing portion is curved at an angle not greater than 35° relative to the rear housing portion in the longitudinal direction of the housing.
  • the ice scraper includes a scraper blade located in the front portion and a handle located in the rear portion that are included in a known mechanical ice scraper of a general type.
  • the ice scraper includes a housing made for accommodating essential electronic components including a fan.
  • the housing of the ice scraper according to the present invention is mainly constructed to be relatively smooth and does not include a pistol grip, so that the ice scraper may be used in an operation mode of the known mechanical ice scraper.
  • the rear housing portion including the handle and the front housing portion including the scraper blade are approximately located on a plane or the front housing portion relatively slightly leans towards a bottom housing portion or the scraper blade relative to the rear housing portion in the longitudinal direction of the housing.
  • the electric-powered fan disposed in the housing generates an airflow, and the airflow is heated by using the at least one electric-powered heating element and is blew towards the direction of the scraper blade. Ice, for example, on the windshield, can be heated and at least be melted in this way. Therefore, the ice can be easily removed from the windshield by using the ice scraper.
  • smoothly about the housing refers to that the housing has a relatively small height relative to the length of the housing.
  • electrical heating ice scraper refers to an ice scraper, where heat generated by the ice scraper can at least support windshield ice removal.
  • the expression includes that the rear housing portion is constructed as a handle. Therefore, the rear housing portion forms a handle portion of the ice scraper.
  • the front housing portion and the rear housing portion approximately extend on a plane in a longitudinal direction of the housing or the front housing portion is curved at an angle not greater than 35° relative to the rear housing portion in the longitudinal direction of the housing” refers to that the front housing portion and the rear housing portion of the ice scraper according to the present invention are not curved or are only slightly curved to each other, and the rear housing portion is particularly not provided with a pistol grip.
  • the word “curved” herein does not refer to that there should be a curved edge, or the like.
  • the front housing portion may have a corresponding curvature. Curving of the front housing portion causes the scraper blade to be disposed below a plane of the rear housing portion. Therefore, it is not necessary for the ice scraper to be heavily curved relative to a plane of the windshield. To be more precise, the ice scraper may be approximately parallel to the windshield by using the handle of the ice scraper.
  • the front housing portion is curved at an angle not greater than 30° relative to the rear housing portion, the angle is preferably not greater than 25° or 20°, and is particularly preferably not greater than 15°.
  • the front housing portion extends to the scraper blade in a direction transverse to a longitudinal direction of the housing.
  • the front housing portion may extend in a conical shape in the direction of the scraper blade to provide a wide scraper blade as much as possible and remove a wide ice stripe from the windshield as much as possible during operation.
  • the housing of the ice scraper according to the present invention is constructed to be relatively smoothly.
  • a ratio of the total length of the housing to the height of the housing at the rear housing portion should be in a range of ⁇ 5, preferably ⁇ 6, ⁇ 7, ⁇ 8 or ⁇ 9.
  • the ratio may be, for example, approximately 10, 11 or 12. In a longer outline design, the ratio may further be greater.
  • the length of housing body of the ice scraper according to the present invention may be approximately 240 millimeters when the height of the housing at the rear housing portion is in a range of approximately 22 millimeters.
  • the housing may be made of, for example, thermoset plastic, or may be made of another material or a material mixture, for example, a metal or a composite fiber material.
  • the housing may include upper and lower housing components, and the two housing components may be connected to each other by using, for example, a clip, a screw, or the like.
  • the two housing components may be constructed as a whole.
  • the housing may include more than two components. Particularly, when there is a non-rechargeable battery, a battery housing cover may be disposed in the housing.
  • the scraper blade of the ice scraper first includes multiple ventilation ducts configured to discharge airflows.
  • the ventilation duct may be an opening or a slot in the scraper blade or within an area of the scraper blade.
  • An airflow generated by the fan and heated by using the at least one heating element is discharged from the housing through the opening or slot, and is passed onto, for example, a windshield.
  • the scraper blade may be made of, for example, thermoset plastic, or may be made of another material or a material mixture.
  • the fan preferably refers to a centrifugal fan, and the fan is preferably horizontally disposed in the direction of the scraper blade with an air outlet connector.
  • the at least one heating element is disposed between the fan and the scraper blade, so that the airflow is heated all the way and is passed to the scraper blade.
  • the at least one heating element preferably refers to a “positive temperature coefficient”-heating element (PTC heating element).
  • PTC heating element a “positive temperature coefficient”-heating element
  • multiple PTC heating elements are disposed.
  • the heating element and a position of the heating element should be selected to generate a sufficient temperature, for example, 60° C. to 70° C., on the scraper blade.
  • the heating elements may generate a temperature, for example, 195° C. herein. Certainly, the heating elements may generate a relatively low or relatively high temperature according to a use objective.
  • the fan and the at least one heating element are preferably electrically connected to at least one battery disposed in the housing, so that the fan and the at least one heating element are driven by power saved in the battery.
  • the term “battery” herein includes a non-rechargeable battery and a rechargeable battery (storage battery).
  • other electronic components such as a switch, an electronic control apparatus and an indicator light, accommodated in the housing are connected to the battery.
  • the fan and the at least one heating element and the cable may be electrically connected to at least one battery.
  • the cable may be connected to a vehicle power port, for example, a 12 V power port, by using a plug.
  • the ice scraper preferably has a cable having an appropriate length, so that the ice scraper is directly connected to, for example, a vehicle power port, and is driven. If necessary, a separate setting is permitted, so that the rechargeable battery can be repeatedly charged by using the power port by using the cable.
  • an electronic control apparatus configured to electronically control the fan and/or the at least one heating element is disposed in the housing of the ice scraper according to the present invention.
  • the electronic control apparatus may control, for example, a heating power of the at least one heating element and a fan relying on the at least one heating element.
  • the electronic control apparatus may be set in such a way that when the at least one heating element reaches a pre-selected temperature, for example, 150° C., the fan is powered on.
  • an appropriate guide apparatus is disposed in the housing.
  • the guide apparatus herein may be, for example, one or multiple plastic profiles or metal profiles.
  • the guide apparatus first extends from the air outlet connector of the fan towards the direction of the scraper blade, so that the guide apparatus receives an airflow and limits the airflow in space.
  • a plastic profile or a metal profile extending in a conical shape to the scraper blade may be disposed in the front housing portion by using a side wall and if necessary, by using another baffle.
  • the plastic profile or the metal profile preferably has a support structure used to support the at least one heating element.
  • a material of the guide apparatus is selected depending on a temperature generated by using the heating element and an airflow temperature consequently generated. The material herein first needs to be sufficiently heat-resistant. When the material is a good heat conduction material such as a metal, it is beneficial to dispose an insulation layer around the guide apparatus, to avoid performing unnecessary heating on an outer surface of the ice scraper.
  • a block that prevents the scraper blade from being penetrated by water is disposed between the at least one heating element and the scraper blade in the housing.
  • the block may be a plastic block extending through a cross section of the front housing portion.
  • the plastic block should be set in such a manner that, for example, the height of the plastic block is set to make the cross section of the housing just filled in this area, so that when the ice scraper is operated in a normal expected amount of water, the water does not penetrate to the internal housing portion any more, and a hot airflow flows to the scraper blade as always.
  • an indication apparatus is disposed in the ice scraper according to the present invention.
  • the indication apparatus indicates whether the at least one heating element reaches a sufficient temperature.
  • the indication apparatus may be, for example, an LED indicator light that is disposed in a top housing portion. The LED indicator is on or off when a temperature is sufficient.
  • the indication apparatus further preferably includes an indicator. The indicator indicates whether the ice scraper is open or whether there is a sufficient voltage supply. Colors of the indicator light herein may be set in such a way that the indicator light preferably emits lights of different colors when the indicator light indicates that the heating element generates a sufficient temperature. Different color effects may be generated by using, for example, transparent covers of the indicator light of different colors.
  • the indication apparatus may further, for example, indicate an operation state of the fan, so that when necessary, whether the fan is operating is learned from the outside.
  • the scraper blade is detachably connected to the front housing portion. Therefore, in this implementation, the scraper blade may be removed. In addition, for example, when the scraper blade is worn, the scraper blade may be replaced with another scraper blade.
  • scraper blades made of different materials are mounted on the ice scraper, or scraper blades are mounted on the ice scraper by using different mounting methods.
  • the ice scraper may be preferably operated in an appropriate manner, for example, by using a switch attached on a side surface of the housing.
  • a corresponding port may be disposed.
  • FIG. 1 is an oblique top view of an implementation of an ice scraper according to the present invention, where A is a schematic diagram without a top housing portion, and B is a schematic diagram with a top housing portion;
  • FIG. 2 is an exploded view of the implementation of the ice scraper according to the present invention in FIG. 1 ;
  • FIG. 3 is a top view (A), a side sectional view (B) and a bottom view (C) of the implementation of the ice scraper according to the present invention in FIG. 1 ;
  • FIG. 4 is a side sectional view (as shown in FIG. 3B ) of the implementation of the ice scraper according to the present invention in FIG. 1 ;
  • FIG. 5 is an exploded view of another implementation of an ice scraper according to the present invention.
  • FIG. 1 is an oblique top view that shows a preferred implementation of an ice scraper according to the present invention with or without a top housing portion 17 (also as shown in FIG. 2 ).
  • the ice scraper includes, for example, a housing 2 that is made of thermoset plastic and includes a front housing end 5 , a rear housing end 6 , a bottom housing portion 18 and a top housing portion 17 .
  • the housing 2 includes a front housing portion 3 including a scraper blade 7 , and a rear housing portion 4 constructed as a handle 8 .
  • the front housing portion 3 extends in a conical shape to the scraper blade 7 .
  • a fan 9 is provided at the bottom housing portion 18 , and fan herein is constructed as a centrifugal fan and is horizontally mounted to make a structure as flat as possible.
  • the bottom housing portion 18 is further provided with a guide apparatus 14 that extends in a conical shape from an air outlet connector of the fan 9 in a direction of the scraper blade 7 .
  • the guide apparatus 14 is configured to guide an airflow generated by the fan 9 towards the direction of the scraper blade 7 .
  • a support 20 of a heating element 10 is disposed in the guide apparatus 14 constructed as a profile, and the heating element is disposed between the fan 9 and the scraper blade 7 .
  • the support 20 leans at an angle of, for example, 45° to extend a surface of the support, and the heating element 10 constructed as a PTC heating element on the support is disposed at a corresponding angle.
  • the airflow that is generated by the fan 9 and that is guided by the guide apparatus 14 flows onto the scraper blade 7 by using the inclined PTC heating element.
  • the PTC heating element 10 heats the airflow that passes through the PTC heating element, so that the warm or hot airflow flows onto the scraper blade 7 .
  • An ice scraper 1 in the implementation shown herein is powered by a battery and has a rechargeable battery 12 in the rear housing portion 4 .
  • the ice scraper 1 may be connected to a charging cable by using a charge socket 21 and may be recharged by using a vehicle power port by using the cable battery 12 .
  • the ice scraper 1 may be powered on and run by directly using the power port by using the cable.
  • An electronic control apparatus 13 controls the fan 9 and/or the heating elements 10 .
  • the electronic control apparatus 13 should be set in such as way that after the heating elements 10 reaches a sufficient temperature, for example, 195° C., an airflow is generated when the fan is on. Therefore, a temperature sensor 33 is connected to the electronic control apparatus 13 .
  • the temperature sensor measures a temperature of the heating element 10 and transmits a measurement result to the electronic control apparatus 13 .
  • the ice scraper 1 includes a switch 22 that has a safety lock 23 and that can be manually switched on by using an manipulation member 29 located on a side surface of the housing.
  • An indication apparatus 16 is disposed at the top housing portion 17 .
  • the indication apparatus includes two indicator lights 31 and 32 covered by transparent covers 24 and 25 .
  • the red indicator light 31 (under the cover 24 ) indicates, for example, whether the ice scrape is powered on or whether a voltage supply is sufficient.
  • the green indicator light 32 (under the cover 25 ) indicates, for example, whether the heating elements 10 reaches a sufficiently high temperature and whether the ice scraper 1 is ready.
  • FIG. 2 is an exploded view of the implementation of the ice scraper according to the present invention in FIG. 1 , thereby omitting detailed descriptions again of this point.
  • the indication apparatus 16 constructed as a profile is, if necessary, covered by an appropriate cover 27 construct as a profile, an airflow flows in a separately sealed channel.
  • a frame 30 including frame portions 26 and 28 is disposed.
  • FIG. 3 is a top view (A), a side sectional view (B) and a bottom view (C) of the implementation of the ice scraper according to the present invention in FIG. 1 and FIG. 2 .
  • the sectional view (B) is enlarged again in FIG. 4 , and reappears by rotating 90° in a clockwise direction.
  • the total length of the ice scraper 1 is 240.4 millimeters
  • the width a in a range of the front housing end 5 including the scraper blade 7 is 128.1 millimeters
  • the width c at the rear housing end 6 is 62.1 millimeters
  • the height e at the rear housing end 6 is 26.8 millimeters
  • the height d measured between highest points of the top housing portion 17 in a range between the indication apparatus 16 and a lower side of the scraper blade 7 is 39.3 millimeters.
  • FIG. 3B (also as shown in FIG. 4 ) is a side sectional view showing that in the implementation shown herein, the bottom housing portion 18 is arch-shaped in the direction of the scraper blade.
  • a cross sectional view further shows that the front housing portion 3 is curved or is bent relative to the rear housing portion 4 to the bottom housing portion 18 or in the direction of the scraper blade 7 , and an angle ⁇ herein is probably 15° ( FIG. 4 ).
  • FIG. 5 is an exploded view of an implementation of a cable operation of an ice scraper according to the present invention. Same numerals in FIG. 5 and in the foregoing figures indicate same device functions, thereby emitting new explanations regarding components in the foregoing descriptions of the implementation of supplying power by the battery of the ice scraper 1 according to the present invention.
  • a socket 34 is disposed in the rear housing portion 4 for a connector 35 , the socket is connected to a plug 37 by using a cable 36 , and the plug may be connected to a vehicle power port.
  • the vehicle power port herein refers to a 12 V power port.
  • the figure of this implementation further shows the indicator lights 31 and 32 of the indication apparatus 16 .

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Resistance Heating (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Air-Conditioning For Vehicles (AREA)
US15/864,056 2017-07-28 2018-01-08 Portable electric heating ice scraper Abandoned US20190029480A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017117106.1 2017-07-28
DE102017117106.1A DE102017117106A1 (de) 2017-07-28 2017-07-28 Tragbarer elektrisch beheizbarer Eiskratzer

Publications (1)

Publication Number Publication Date
US20190029480A1 true US20190029480A1 (en) 2019-01-31

Family

ID=60915221

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Application Number Title Priority Date Filing Date
US15/864,056 Abandoned US20190029480A1 (en) 2017-07-28 2018-01-08 Portable electric heating ice scraper

Country Status (5)

Country Link
US (1) US20190029480A1 (de)
EP (1) EP3434164A1 (de)
CN (2) CN207594916U (de)
CA (1) CA2992884A1 (de)
DE (1) DE102017117106A1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11124019B1 (en) * 2021-05-28 2021-09-21 Donald Curtis Electrically powered stripping tool
CN113654285A (zh) * 2021-08-20 2021-11-16 重庆派驰节能科技有限责任公司 一种lng冷能回收制冰装置以及方法
USD1012397S1 (en) 2021-07-12 2024-01-23 Cassandra McCracklin Ice scraper

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017117106A1 (de) * 2017-07-28 2019-01-31 Xin Feng Electrical Co. Ltd. Tragbarer elektrisch beheizbarer Eiskratzer
CN108645099A (zh) * 2018-05-28 2018-10-12 江苏雪旺制冷科技有限公司 一种铲霜装置
CN108397965A (zh) * 2018-05-28 2018-08-14 江苏雪旺制冷科技有限公司 一种冰箱除霜铲
CN112942227B (zh) * 2021-02-01 2022-10-04 重庆交通大学 清雪铲雪工具
CN114670785B (zh) * 2022-03-31 2023-06-02 浙江机电职业技术学院 一种电动玻璃除冰装置

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Publication number Priority date Publication date Assignee Title
GB232734A (en) * 1924-02-27 1925-04-30 Walter Bray Improvements in hydraulic mechanism for controlling clutches
DE2927887A1 (de) * 1979-07-11 1981-01-29 Varoujan Dr Ing Mossiossian Autoscheiben schneentfernungs- und enteisungsgeraet
US5973294A (en) * 1998-08-17 1999-10-26 Schatt; Michael Heated windshield scraper device
GB2328734A (en) * 1998-12-14 1999-03-03 Ian David Entwisle Car windscreen de-icer/demister
US6822197B1 (en) * 2002-04-03 2004-11-23 Brian L Mattfield Electrically heated paint scraper heated by heater within the blade or by heated air
US20080276479A1 (en) * 2004-06-29 2008-11-13 Eul-Chul Byun Hair Dryer

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11124019B1 (en) * 2021-05-28 2021-09-21 Donald Curtis Electrically powered stripping tool
WO2022250935A1 (en) * 2021-05-28 2022-12-01 Donald Curtis Electrically powered stripping tool
USD1012397S1 (en) 2021-07-12 2024-01-23 Cassandra McCracklin Ice scraper
CN113654285A (zh) * 2021-08-20 2021-11-16 重庆派驰节能科技有限责任公司 一种lng冷能回收制冰装置以及方法

Also Published As

Publication number Publication date
CN207594916U (zh) 2018-07-10
EP3434164A1 (de) 2019-01-30
DE102017117106A1 (de) 2019-01-31
CA2992884A1 (en) 2019-01-28
CN107757561A (zh) 2018-03-06

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