WO2019009272A1 - Roulement - Google Patents

Roulement Download PDF

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Publication number
WO2019009272A1
WO2019009272A1 PCT/JP2018/025137 JP2018025137W WO2019009272A1 WO 2019009272 A1 WO2019009272 A1 WO 2019009272A1 JP 2018025137 W JP2018025137 W JP 2018025137W WO 2019009272 A1 WO2019009272 A1 WO 2019009272A1
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WO
WIPO (PCT)
Prior art keywords
case member
ball
bearing
holes
inner case
Prior art date
Application number
PCT/JP2018/025137
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English (en)
Japanese (ja)
Inventor
勉 高久
Original Assignee
勉 高久
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 勉 高久 filed Critical 勉 高久
Publication of WO2019009272A1 publication Critical patent/WO2019009272A1/fr

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    • A—HUMAN NECESSITIES
    • A63—SPORTS; GAMES; AMUSEMENTS
    • A63C—SKATES; SKIS; ROLLER SKATES; DESIGN OR LAYOUT OF COURTS, RINKS OR THE LIKE
    • A63C17/00—Roller skates; Skate-boards
    • A63C17/22—Wheels for roller skates
    • A63C17/24—Wheels for roller skates with ball-shaped or spherical running surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00—Castors in general; Anti-clogging castors
    • B60B33/08—Ball castors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C11/00—Pivots; Pivotal connections
    • F16C11/04—Pivotal connections
    • F16C11/06—Ball-joints; Other joints having more than one degree of angular freedom, i.e. universal joints

Definitions

  • the present invention relates to a bearing that can be used, for example, for ball skates and the like.
  • roller skates are provided with wheel-like rollers and are often configured to travel in the direction of rotation of the rollers. Since this conventional roller skate only travels in the direction of rotation of the roller, it was necessary to turn around by twisting the body. Therefore, there was a problem that it was difficult for beginners to change direction.
  • Patent Document 1 a plurality of ball transformers, which are rollers having a sphere as a rotating body, are attached to the sole, resistors are provided near the toes of the sole, and resistors are provided on both sides of the heel portion. Roller skates have been proposed. With such a configuration, even a beginner can easily change the direction.
  • Patent Document 2 the roller skate of Patent Document 1 described above can not be customized for each individual or for each competition because the arrangement of rollers and resistors is fixed. Therefore, the inventor has developed a ball skate that can be customized for each individual or each game (see Patent Document 2).
  • the present invention aims to provide a bearing that can be easily customized.
  • the bearing according to the present invention comprises an inner case member whose inner surface is formed in a concave curved surface, a plurality of receiving balls disposed along the inner surface of the inner case member, and a plurality of the receiving members.
  • the main ball supported by the ball, the main ball housed in a state where a part of the main ball is exposed, a lid member attached to the inner case member, and the outer surface of the inner case member or the lid member A ball accommodating portion having a projection to be formed; and an outer case member formed on an inner surface thereof with a dovetail fitted with the projection of the ball accommodating portion to accommodate the ball accommodating portion in a replaceable manner; Is equipped.
  • the bearing according to the present invention is supported by the inner case member whose inner surface is formed in a concave curved shape, the plurality of receiving balls disposed along the inner surface of the inner case member, and the plurality of receiving balls A ball having a main ball, a main ball housed in a state where a part of the main ball is exposed, and a lid member attached to the inner case member, and a projection formed on the outer surface of the inner case member or lid member A housing portion; and an outer case member having a dovetail groove formed on the inner surface and fitted in the projection of the ball housing portion, for housing the ball housing portion in a replaceable manner.
  • Such a configuration provides a ball skate bearing that can be easily customized.
  • the skate 1 generally includes a bottom structure 4 of a ball skate and an upper portion 10 for accommodating a foot.
  • the upper portion 10 protects the foot from external weather changes (heat, cold, rain, etc.) and shocks, and has a role to keep the foot in close contact so that the foot does not dance during walking.
  • the upper portion 10 is formed of a hygroscopic and stretchable material.
  • the bottom structure 4 of the ball skate comprises a base plate 5 having a plurality of first holes 51, ... and a plurality of second holes 52, ..., and one or more bearings (or “ball roller members” ) One or more bearings 61 to 63 and one or more bearings 61 to 63 installed in the first holes 51 selected from the plurality of first holes 51,.
  • the brake members 71 to 73 include one or more brake members 71 to 73 installed in the second holes 52 selected from the plurality of second holes 52,. .
  • the base plate 5 is formed of a synthetic resin or the like in a plate shape, and as shown in FIG.
  • the first hole 51 and the second hole 52 are formed by embedding a metal part screwed with an internal thread in the main body of the base plate 5. Bearings 61 to 63 are screwed into the first hole 51, and brake members 71 to 73 are screwed into the second hole 52.
  • the sizes of the first hole 51 and the second hole 52 may be configured to have a plurality of hole sizes such as large, middle, and small.
  • the bearings (ball roller members) 61 to 63 are, as shown in FIGS. 1 to 3, among the plurality of first holes 51,... According to the preference of the user or for the purpose of competition In response, the selected first hole 51 is installed.
  • four bearings 61, 61, 61, 61 are placed at the apex of the rhombus at the front of the foot (front tread) and four bearings 61 at the apex of the diamond at the rear of the foot (rear tread) 61, 62, 62 are installed, and two bearings 63, 63 are installed on the left and right of the arch.
  • the bearings 61 (62, 63) of the present embodiment can be selected from among the bearings 61 to 63 having a plurality of outer diameters, as shown in FIGS. 4 (a) to 4 (c).
  • three types of bearings 61, 62, 63 having different outer diameters can be prepared.
  • the outside diameter of the large size bearing 61 is 1, the outside diameter of the medium size bearing 62 can be 0.8, and the outside diameter of the small size bearing 63 can be 0.6.
  • the bearing 61 (62, 63) of the present embodiment can be selected from among the bearings 61 (62, 63) having a plurality of types of friction coefficients.
  • an appropriate bearing 61 (62, 63) can be selected from nine types of bearings 61 (62, 63) become. Of course, combinations other than nine can also be used.
  • the bearing 6 includes a ball accommodating portion 20 having a main ball 23, and an outer case member 30 which accommodates the ball accommodating portion 20 in a replaceable manner.
  • the ball housing portion 20 includes an inner case member 21 whose inner surface is formed in a concave curved surface shape, a plurality of receiving balls 22 arranged along the inner surface of the inner case member 21, ..., and a plurality of receiving balls 22; ... the main ball 23 supported by the main ball 23, the main ball 23 housed in a state where the main ball 23 is exposed, the lid member 24 attached to the inner case member 21, the inner case member 21 or the lid member And a projection 25 formed on the outer surface of the projection 24.
  • the inner case member 21 has a concave portion in the shape of a downward concave surface (hemispherical shape) and has a short cylindrical outer shape as a whole. Furthermore, from the inner surface of the inner case member 21 formed in the concave surface shape to the upward top surface of the inner case member 21 at the bottom (uppermost part of the hemisphere) of the concave portion of the inner case member 21 formed in the concave curved shape. A plurality of through holes 26 passing through is provided. Furthermore, at the lower part of the lid member 24, a discharge port 24b for discharging dust and the like is formed on the side surface and / or the bottom surface.
  • the discharge port 24b may be a long hole extending along the circumferential direction, or may be a plurality of circular holes interspersed at predetermined intervals.
  • the discharge port 24 b can also be disposed in the inner case member 21.
  • a plurality of recessed portions 24a are formed along the circumferential direction so that the lid member 24 and the inner case member 21 can be pinched and rotated with a finger.
  • the receiving ball 22 supports the main ball 23 so as to be sandwiched between a concave portion having a concave curved surface (hemispherical shape) and the main ball 23.
  • the main ball 23 is supported by a plurality of receiving balls 22... And exposes only the lower part from a circular opening provided in the lid member 24.
  • the protrusion 25 is formed to protrude outward from the outer surface of the inner case member 21 or the lid member 24.
  • Two protrusions 25 are arranged on the top of the outer surface of the cylindrical inner case member 21 or the lid member 24 at a distance of 180 degrees in the circumferential direction (that is, at a position having a diameter).
  • the projection part 25 is fitted in the dovetail groove 31 formed in the cylindrical curved surface-shaped inner surface of the outer case member 30 mentioned later.
  • the projection 25 is configured to be movable back and forth from the inner case member 21 or the lid member 24 like, for example, a ball plunger.
  • a dovetail groove 31 fitted to the protrusion 25 of the ball housing portion 20 is formed on the inner surface, and the ball housing portion 20 can be replaced. It is supposed to be housed in Two dovetail grooves 31 having the same shape are formed at positions separated by, for example, 180 degrees in the circumferential direction (that is, at positions that make a diameter).
  • the dovetail groove 31 is guided by an introduction groove portion 31a penetrating to the lower end portion of the outer case member 30 and along an up and down direction in the outer case member 30, that is, biased by an elastic member (described later)
  • the sliding groove 31c is formed along the direction of movement and the transition groove 31b connecting the introduction groove 31a and the sliding groove 31c.
  • the shape of the transition groove 31b may be formed in a wave shape so as to be able to prevent the detachment of the projection 25 through the dovetail groove 31 as shown in FIG. 7A, as shown in FIG. 7B. It may be formed in a straight line. Furthermore, a plurality of (two in the drawing) sliding grooves 31c can be provided depending on the sliding distance, that is, the elastic force (reaction force) of the elastic member. For example, by shortening (shallow) the first sliding groove 31c on the left side of FIG. 7B, the elastic force can be increased, and the second sliding groove 31c on the right side is long (deep) ) Can reduce the elastic force. In addition, as shown in FIG. 7B, it is preferable to dispose a buffer member 31d made of synthetic rubber or the like near the highest portion and / or the lowest portion of the sliding groove 31c.
  • a mounting shaft 32 is attached to the top surface of the outer case member 30.
  • the mounting shaft 32 is of a magnet type, fitted in the first hole 51 of the base plate 5 and held by a magnetic force.
  • the mounting shaft 32 can also be configured such that a male screw groove is screwed on the outer surface and the first hole 51 is screwed. That is, the mounting shaft 32 may be one that does not have a magnetic force in consideration of the influence on the vertical movement of the inner case member 21 and the rotation of the bearing.
  • the piezoelectric element 81 can be further disposed on the top surface of the ball housing portion 20 or the inner surface of the outer case member 30.
  • a light source 82 such as an LED that emits light by being connected to the piezoelectric element 81 can be further disposed at a position where the bearing 6 can be seen from the outside.
  • the light source 82 is preferably disposed, for example, under the outer case member 30.
  • the light source 82 can be disposed on the top of the outer case member 30 or on the base plate 5 (see the dotted line in FIG. 6).
  • the elastic member 90 disposed between the top surface of the inner case member 21 of the ball accommodating portion 20 and the inner surface of the outer case member 30 is further provided.
  • the elastic member 90 is, for example, a wound spring, and is configured to add cushioning properties by pressing the ball housing portion 20 downward.
  • the elastic member 90 is not limited to the coiled spring demonstrated here, A leaf
  • the brake members 71 to 73 are selected from among the plurality of second holes 52, ... according to the preference of the user or according to the application of the competition.
  • the second hole 52 is set.
  • five brake members 71, 72, 72, 71, 71 are installed at the apex of the pentagon at the front of the foot (front tread) and three at the apex of the triangle at the rear of the foot (rear tread)
  • the brake members 71, 73, 73 are installed.
  • the brake members 71 (72, 73) of this embodiment can be selected from among the brake members 71 to 73 having a plurality of sizes. .
  • three types of brake members 71, 72, 73 having different sizes can be prepared.
  • the height of the large size brake member 71 is 1
  • the height of the medium size brake member 72 can be 0.8
  • the height of the small size brake member 73 can be 0.6.
  • the height of the brake members 71 (72, 73) can be selected arbitrarily.
  • a hexagonal columnar main body portion b formed of a material such as synthetic resin or synthetic rubber is grounded to cause friction. That is, the height is equal to or lower than the largest bearing 61 to be used, and the skate 1 is grounded by tilting it to the left or right or back and forth.
  • the brake member 71 (72, 73) has a mounting portion a, a body portion b, and an external thread c screwed on the outer periphery of the mounting portion a, It consists of Therefore, the brake member 71 can be fixed to the base plate 5 by screwing the male screw c of the mounting portion a into the female screw of the second hole 52.
  • the shape of the brake member 71 (72, 73) can be designed according to the application, and may be, for example, a triangular prism, a polygonal prism such as a quadrangular prism, a cylinder, or the like. Furthermore, the brake member 71 can also be configured to be slidable in a nested manner by the outer case member and the inner case member or the like, similarly to the bearing 6, and can have cushioning properties.
  • the bearing 6 of the present embodiment includes the inner case member 21 whose inner surface is formed in a concave curved surface, and the plurality of receiving balls 22 disposed along the inner surface of the inner case member 21; ... and the main ball 23 supported by the plurality of receiving balls 22, ... and the lid that accommodates the main ball 23 with the main ball 23 partially exposed and is attached to the inner case member 21
  • a ball housing portion 20 having a member 24 and a projection 25 formed on the outer surface of the inner case member 21 or the lid member 24; and a dovetail groove 31 fitted to the projection 25 of the ball housing portion 20 on the inner surface
  • an outer case member 30 which accommodates the ball accommodating portion 20 in a replaceable manner. Since it is such composition, it becomes bearing 6 for ball skates which can be customized easily.
  • the protrusion 25 of the ball housing 20 is fitted in the dovetail groove 31 of the outer case member 30, and the ball housing 20 is prevented from being detached from the outer case member 30 by further rotating. , Almost replaceable by hand. And, if it is possible to easily replace the ball storage unit 20 in this manner, it is possible to easily customize the ball skate (skating shoe 1) for each individual (according to type and preference) or for each competition. Furthermore, even when it becomes necessary to replace them due to failure or wear, the bearings 61 (62, 63) can be easily replaced.
  • the elastic member 90 disposed between the top surface of the inner case member 21 of the ball housing portion 20 and the inner surface of the outer case member 30, the elastic member 90 imparts appropriate cushioning properties. At the same time, by pressing the ball storage unit 20 downward, the ball storage unit 20 is less likely to be detached.
  • the dovetail groove 31 is provided with the sliding groove portion 31 c which is urged by the elastic member 90 in the outer case member 30 and formed along the direction in which the ball housing portion 20 slides. In the state where the projection 25 of the portion 20 is fitted in the sliding groove 31c, it slides up and down, so it slides smoothly.
  • the bearing 6 is a mounting shaft 32 disposed on the top surface of the outer case member 30.
  • the bearing 6 is made of a magnet type, fitted in the first hole 51 of the base plate 5, and held magnetically.
  • the mounting shaft 32 can be further provided. Thus, if the mounting shaft 32 is of a magnet type, the entire bearing 6 can be replaced with one touch.
  • Dust and dirt can be blown away (“air brush function").
  • dust and dirt can be discharged through the discharge port 24 b by forming the discharge port 24 b in the bottom surface and the side surface of the lower part of the lid member 24.
  • the discharge port 24b is formed not only on the bottom surface of the lower part of the lid member 24 but also on the side surface, so that even if the discharge port 24b on the bottom surface is blocked by rain (water) or dust, dust is discharged through the discharge port 24b on the side surface. And dust can be blown away.
  • the bearing 6 further includes a piezoelectric element 81 disposed on the top surface of the ball housing portion 20 or the inner surface of the outer case member 30, and a light source 82 connected to the piezoelectric element 81 to emit light. it can.
  • the piezoelectric measure 81 receives a force to generate power
  • the light source 82 such as an LED Because it glows, you can light your feet brightly and make the look gorgeous in the dark.
  • the skate 1 as the ball skate of the present embodiment includes the base plate 5 having the plurality of first holes 51 and the plurality of second holes 52, and any one or more of the aforementioned ones.
  • an engagement means (not shown) for engaging the upper portion 10 or the shoe for accommodating the
  • the bearings 61 (62, 63) can be selected from among the bearings 61 to 63 having a plurality of outer diameters, it can be used according to the ride by individual (by body type) or by competition It can be customized accordingly. For example, if the bearing 63 is arranged in the vicinity of the arch, it is possible to hook it on a handrail-like pipe and slide it. Furthermore, by combining with the brake members 71 (72, 73), an arrangement that allows easy movement in the left-right direction and an arrangement that allows easy movement in the front-rear direction can be realized.
  • the brake members 71 (72, 73) can be selected from among the brake members 71 to 73 having a plurality of sizes and / or shapes, depending on the ride (by body type) It can be customized according to the application according to the game or the game. For example, in the case of a game such as hockey, it is possible to install a large number of brake members 71 (72, 73) for defensive players and install a small number of brake members 73 (71, 72) for offensive players It is. Furthermore, by combining with the bearings 61 (62, 63), an arrangement that allows easy movement in the left-right direction, an arrangement that allows easy movement in the front-rear direction, and the like is also possible.
  • the bearings 61 (62, 63) can be selected from among the bearings 61 to 63 having a plurality of types of friction coefficients, depending on the ride by individual (by body type) or by competition It can be customized according to the application. For example, in the case of a game such as hockey, the bearings 61 (62, 63) having a large coefficient of friction are installed for defensive players, and the bearings 71 (72, 73) having a small coefficient of friction are installed for attacking players. It is possible.
  • first hole and the second hole are described to be separate systems, the present invention is not limited to this, and the first system and the second system are completely the same system It may be With this configuration, the degree of freedom in the arrangement of the bearing and the brake member can be further enhanced.
  • a wound spring is described as the elastic member, but the invention is not limited to this, and the elastic member may be a damper member using air pressure or oil pressure. Furthermore, it is also possible to arrange a columnar member made of synthetic rubber or natural rubber as an elastic member.
  • the left skate 1 and the right skate 1 do not have to be symmetrical, and the arrangement of bearings and brake members can be changed between the left and right. If comprised in this way, it can be used also, for example in the practice of curling.
  • the elastic member 90 is preferably configured by a combination of at least two different elastic members.
  • the elastic member 90 can be constituted by a first elastic member 91 which is a wound spring and a second elastic member 92 made of a synthetic rubber of a cylindrical shape. If comprised in this way, a repulsive force (elastic force) can be comprised in multiple steps. Furthermore, even when one elastic member 91 is broken, the cushioning property can be maintained by the other elastic member 92 (fail safe function).

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)
  • Rolling Contact Bearings (AREA)
  • Rehabilitation Tools (AREA)

Abstract

L'invention concerne un roulement qui est destiné à un patin à billes qui peut être facilement personnalisé. Un roulement (6) comprend : une partie de logement de bille (20) comportant un élément formant boîtier interne (21) qui présente une surface interne concave, une pluralité de billes de réception (22), … qui sont disposées le long de la surface interne de l'élément formant boîtier interne (21), une bille principale (23) qui est soutenue sur la pluralité de billes de réception (22), …, un élément formant couvercle (24), qui loge la bille principale (23) de sorte qu'une partie de la bille principale (23) soit exposée et qui est fixé à l'élément formant boîtier interne (21) et une partie en saillie (25) qui est formée sur une surface externe de l'élément formant couvercle (24) ou de l'élément formant boîtier interne (21) ; et un élément formant boîtier externe (30), où est formée, dans une surface interne de ce dernier, une rainure en queue d'aronde (31), dans laquelle est ajustée la partie en saillie (25) de la partie de logement de bille (20) et qui loge de manière amovible la partie de logement de bille (20).
PCT/JP2018/025137 2017-07-07 2018-07-03 Roulement WO2019009272A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-133803 2017-07-07
JP2017133803A JP2020150962A (ja) 2017-07-07 2017-07-07 ベアリング

Publications (1)

Publication Number Publication Date
WO2019009272A1 true WO2019009272A1 (fr) 2019-01-10

Family

ID=64950078

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/025137 WO2019009272A1 (fr) 2017-07-07 2018-07-03 Roulement

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Country Link
JP (1) JP2020150962A (fr)
WO (1) WO2019009272A1 (fr)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4625616Y1 (fr) * 1967-06-07 1971-09-03
JPS5616108U (fr) * 1979-07-13 1981-02-12
JPS6394802U (fr) * 1986-12-11 1988-06-18
JPH0459077U (fr) * 1990-09-27 1992-05-20
CN2125513U (zh) * 1992-04-07 1992-12-23 黄国金 收藏式万向脚轮
JPH0532289B2 (fr) * 1988-02-22 1993-05-14 Babaria Kaago Tekunorogii Gmbh
JPH07222632A (ja) * 1994-02-16 1995-08-22 France Bed Co Ltd 家 具
JP2001204507A (ja) * 2000-01-31 2001-07-31 Usc Corp 発光靴
JP2005119850A (ja) * 2003-10-20 2005-05-12 Takachiho Takeda 搬送用ボールユニット
JP2005124688A (ja) * 2003-10-22 2005-05-19 Daichi Kk 履物
JP2013159204A (ja) * 2012-02-03 2013-08-19 Kyb Co Ltd サスペンション装置
JP5995301B1 (ja) * 2016-04-21 2016-09-21 勉 高久 ボールスケートの底構造、スケート靴、サンダル構造、及びスケートボード

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4625616Y1 (fr) * 1967-06-07 1971-09-03
JPS5616108U (fr) * 1979-07-13 1981-02-12
JPS6394802U (fr) * 1986-12-11 1988-06-18
JPH0532289B2 (fr) * 1988-02-22 1993-05-14 Babaria Kaago Tekunorogii Gmbh
JPH0459077U (fr) * 1990-09-27 1992-05-20
CN2125513U (zh) * 1992-04-07 1992-12-23 黄国金 收藏式万向脚轮
JPH07222632A (ja) * 1994-02-16 1995-08-22 France Bed Co Ltd 家 具
JP2001204507A (ja) * 2000-01-31 2001-07-31 Usc Corp 発光靴
JP2005119850A (ja) * 2003-10-20 2005-05-12 Takachiho Takeda 搬送用ボールユニット
JP2005124688A (ja) * 2003-10-22 2005-05-19 Daichi Kk 履物
JP2013159204A (ja) * 2012-02-03 2013-08-19 Kyb Co Ltd サスペンション装置
JP5995301B1 (ja) * 2016-04-21 2016-09-21 勉 高久 ボールスケートの底構造、スケート靴、サンダル構造、及びスケートボード

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