Classifications

• • A—HUMAN NECESSITIES
  • A43—FOOTWEAR
  • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
  • A43B7/00—Footwear with health or hygienic arrangements
  • A43B7/02—Footwear with health or hygienic arrangements with heating arrangements 
• • A—HUMAN NECESSITIES
  • A43—FOOTWEAR
  • A43B—CHARACTERISTIC FEATURES OF FOOTWEAR; PARTS OF FOOTWEAR
  • A43B3/00—Footwear characterised by the shape or the use
  • A43B3/34—Footwear characterised by the shape or the use with electrical or electronic arrangements
  • A43B3/38—Footwear characterised by the shape or the use with electrical or electronic arrangements with power sources

Definitions

• the present invention relates to a shoe with a warming shoe sole or to such a shoe sole with a heel, within which a sole heating device is arranged which is independent of an external energy source.
• a relatively complicated, multi-part mechanical sole heating device which comprises an upper plate and, according to one embodiment, a shoe tip side of a lower plate which is in longitudinal and transverse frictional contact with it and with it, the lower plate passing through a separate spiral spring element arranged in the heel with an obliquely upward and backward and an obliquely upward and forwardly oriented support arm and is supported by a further leaf spring in the forefoot area of the sole and is pressed against the fixed upper plate.
• the plates are rubbed against each other when walking and relieving the shoe when walking against each other and in this way generate frictional heat for the desired heating of the sole and the inside of the shoe.
• FR 1 250 059 A is a self-heating sole with legs of an approximately flat-spiral cross-sectional shape that can be displaced back and forth in relation to one another by the loading and unloading when walking, and thereby rubbing against each other over a large area and thus generating frictional heat Spring clip became known.
• a major disadvantage of this very rigid known sole caused by the spring clip is that, due to the flat design of the spring clip itself, the distances of the relative movement of the spring legs relative to one another are only extremely short when loading and unloading during the walking movement, and that in addition, there is only a uniform, flat pressure load upon occurrence and the high initial load on the sole caused by the heel of the shoe wearer when the load occurs can be used for an energetic, long-lasting lining up of the friction surfaces of the spring legs.
• the present invention has set itself the task of creating a heat-giving or by using a conventional shoe with heel self-heating shoe sole, which practically does not differ from the outside in shape and appearance of conventional shoe soles and wherein for the generation of Desired heat a based on the friction of two flat and by the walking movement and by the high pressure of the heel part of the user at each step against each other sliding friction surfaces or friction plates with high effectiveness in terms of heat generation working friction generator simple design and without any separate parts , such as return and pressure springs, rollers or the like, is arranged.
• the present invention thus relates to a shoe with a heat-giving shoe sole or such a shoe sole with a heel, within which a mechanical sole heating device with one - two facing one another, lying essentially flat against one another or arranged essentially parallel to one another at a short distance from one another, by weight the wearer can be pressed flat against one another and when using the shoe when walking, running and the like.
• a mechanical sole heating device with one - two facing one another, lying essentially flat against one another or arranged essentially parallel to one another at a short distance from one another, by weight the wearer can be pressed flat against one another and when using the shoe when walking, running and the like.
• surface rubbing against each other relatively-displaceable friction surfaces - having, spring-loaded, which or the like when using the shoe by the appearance and / or by bending the sole and its rolling when walking, running, pedaling.
• a shoe with a shoe sole has been created, in which sufficient frictional heat is generated by means of a one-piece, simply shaped spring element through the walking or running movement with high effectiveness, even at low temperatures, which is necessary for the comfort-demanding warming of the inside of the shoe Sole provides.
• the friction surfaces or friction plates can be bound to the two legs of the spring element that converts the kinetic energy that is transferred into the same during walking and running into heat, but they can be particularly simple Also be integral components themselves, that is to say the corresponding sections of the heat-generating spring element, namely the two mutually parallel legs of this spring element which extend into the sole of the shoe towards the tip of the shoe.
• the special advantage of the new self-heating shoe sole is its high
• this sole part is designed as - the kinetic energy of walking, running or the like. with as little loss as possible to form the flexible membrane which transmits the actuating section of the heat-generating spring element, as can be seen in the specification.
• claim 4 specifies particularly suitable forms of training, it being additionally noted that an approximately semicircular or triangular shape with a rounded tip directed downward toward the sliding surface in the heat generator space is particularly preferred is.
• This claim further discloses a special embodiment with an actuating section of the spring element formed by a bimetal, whereby the distance of the flatly abutting spring element legs from one another is increased at a higher temperature, whereby the intensity of the friction and thus the generation of heat is reduced and if the temperature is too low, the reverse effect occurs, which results in automatic temperature regulation in the sole.
• Embodiment according to A n s r u c h 6 which has the advantage that it can regulate the temperature in the shoe or in the shoe sole automatically in a particularly effective manner.
• the walking or running movement generates frictional heat by means of the spring legs of the spring element rubbing against one another, in an amount that is inversely proportional to the temperature prevailing in the sole, preferably in a range between the outside temperature of e.g. -10 ° C to
• Embodiment of the invention preferred range of the composition of the fat mixture used for automatic temperature control of the new sole.
• the spring element in a manner disclosed in claim 8, which consists in the fact that the fixed upper spring leg essentially functions approximately as a guide sleeve for the lower spring leg of the heat-generating spring element which is movable and movable therein.
• the lower leg of the heat-generating spring element that is to say the movable leg that forms or supports the corresponding friction surface or friction plate, and the leg that is arranged toward the inside of the shoe and also forms or creates a friction surface or a friction plate.
• load-bearing spring element legs is formed from a material that promotes heat flow, in particular metal, as can be seen in claim 9.
• the A n s r u c h 10 discloses a new method for producing heat generating spring elements with automatic temperature control of the type as disclosed in claims 6 and 7 and explained above with regard to their advantages in the citation of these two claims.
• a n s p r u c h 11 specifies a grease mixture to be used particularly advantageously for maintaining the temperature-regulating spring elements produced by the method according to claim 10, for filling the pores of their friction surfaces or friction plates when the steel is tempered.
• Example 1 Two rectangular steel plates, each with an area of 7 • 20 cm 2 ,
• the top plate was connected to a crank mechanism via the opening in its extension.
• a piece of steel with a weight of 10 kg was glued to the upper plate, which had a base corresponding to the upper, movable steel plate.
• thermocouples Using the two thermocouples, the temperature rose from 22 ° C to 32 ° C and to 34 ° C after 2 minutes of oscillating movement and the displayed temperatures fluctuated between 30 ° C and 35 ° C during the half-hour test and none occurred further increase in temperature.
• Example 2 A pair of with soles according to FIG. 1 with a spring element from one
• FIG. 1 shows a self-heating shoe sole designed according to the invention with a friction heat generator arranged in its interior
• FIGS. 2 to 4 in succession a longitudinal section, an oblique and a cross-sectional view of the spring element installed as a heat generator in the shoe sole
• FIG. 5 a special one the shoe- 1 or ambient temperature in their heat generation capacity controllable heat generator device.
• FIG. 1 shows a shoe sole 2 designed according to the invention with a heel section 201 above the heel 20 5 integrated with the sole 2 and a forefoot section 202.
• a heat generating space 4 forming, in longitudinal section approximately the shape of a on its belly side lower case letter "b" corresponding cavity arranged.
• This cavity 4 has a spring sliding partial space 41 which is arranged in the shoulder 20 and has a substantially triangular shape in longitudinal section, and towards which the shoe tip S extends
• the heat-generating spring element 30 which also essentially has the shape of a lying “b", is positioned within the heat generator space 4 in such a way that its section 302 corresponding to the bulbous curvature of the "b" in the spring slide which is approximately triangular in longitudinal section.
• the actuating section 302 slides under the action of the resilient force of the spring element 30 on or along the sliding surface 45 in the spring sliding part space 41 away from the shoe tip S, upwards to the heel end F.
• FIG. 2 it is also indicated by the letters P and F that the two friction surfaces 310, 320 or the friction plates 311, 321 are formed with pores P formed there by hardening and tempering of a steel, into which pores Grease-Mineralfett- Mixture F is diffused in, as a result of which an automatic temperature control which is controlled by the inherent temperature of the spring element is achieved.
• FIG. 5 shows a special embodiment of the heat-generating spring element 30, the actuating section 302 of which is designed as a bimetal 305, 305 ', and the inner part 305' of the actuating section 302 has a higher coefficient of thermal expansion than the outer part 305
• the two metals 305, 305 'of the actuating section 302 expand differently, or respectively , in favor of the inner metal 305 ', whereby the compressive stress between the two spring element legs 31 and 32 or their distance from one another decreases and consequently the friction or the amount of thermal energy generated by them is reduced.
• the heat production decreases as a result of reduced friction and increases as the temperature drops, which means that the production of frictional heat can be controlled automatically in a temperature-controlled manner.

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• Health & Medical Sciences (AREA)
• Epidemiology (AREA)
• General Health & Medical Sciences (AREA)
• Public Health (AREA)
• Engineering & Computer Science (AREA)
• Microelectronics & Electronic Packaging (AREA)
• Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)

Priority Applications (1)

Applications Claiming Priority (2)

Publications (1)

Family

ID=33425975

Family Applications (1)

Country Status (4)

Cited By (3)

Families Citing this family (2)

Citations (4)

• 2003
  • 2003-05-05 AT AT0067103A patent/AT413182B/de not_active IP Right Cessation
• 2004
  • 2004-05-05 CN CNA2004800175848A patent/CN1809294A/zh active Pending
  • 2004-05-05 WO PCT/EP2004/004761 patent/WO2004098337A1/de active Application Filing
  • 2004-05-05 EA EA200501745A patent/EA007438B1/ru not_active IP Right Cessation

Patent Citations (4)

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