JP5963126B2 - Mobile - Google Patents

Description

  The present invention relates to a mobile.

  As is well known, there has been a so-called mobile interior as an ornamental interior. Mobiles generally hang thin decorative elements made of paper, plastic, etc. from the ceiling with thread, and enjoy the appearance of the decorative elements swinging when receiving external forces such as wind. Many mobiles have been devised to improve the decorative members so that they can.

  For example, in Patent Document 1 described later, the tail blade is almost horizontal in a portion where the tail portion of the base of the rubber or synthetic resin is cut and a tail hole is provided and a weight is attached to the inner end of the tail blade so as to approach the base portion. It is hung with a thread so that it is kept, and one side of a weak ridge that is bent in an L shape is bonded to both sides of the mother body, and both wings are attached to the other end to allow free vibration. A small bird toy is disclosed in which a heel is supported by a shaft, a weight for appropriately balancing is attached to the inner end of the heel, the heel is freely opened and closed, and a spring is attached to the back of the mother.

  Further, in Patent Document 2 to be described later, in a lantern having an external shape of a fish such as a goldfish, a left and right shark action piece for moving the right and left shark corresponding parts up and down in a hollow portion of the lantern main body, and a right and left shark's corresponding parts moving A crest operating piece to be operated, and a driving unit for operating both the operating pieces, an eccentric roller is provided on an output shaft of the driving unit, and the both operating pieces are operated via the eccentric roller. A paper lantern having an external shape of a fish such as a goldfish is disclosed.

Japanese Utility Model Publication No. 37-9573 Utility registration No. 3013855

  However, the bird toy according to Patent Document 1 is intended to reproduce the movement of the bird's flapping, and the strength of the flapping of the wing changes depending on the vertical amplitude of the bird, but it can only reproduce a monotonous movement. There was a problem that the viewers were bored.

  On the other hand, the lantern according to Patent Document 2 operates the left and right eyelid corresponding parts and the taillight corresponding parts by the eccentric roller, and can reproduce only the monotonous movement accompanying the rotation of the eccentric roller, so that the viewer gets bored. There was a point.

  In addition, the inventions according to both patent documents are capable of only a substantially constant operation with little influence of the external force even when an external force such as wind is applied.

  Therefore, the present inventor, as a technical problem to obtain a mobile that can reproduce complex movements, as a result of trial and error in order to achieve its realization, hanging the decorative body and appreciating The mobile includes a tube for suspending the decorative body, a pump connected to one end of the tube, a cylinder connected to the other end of the tube and fixed to the decorative body, and a piston inserted into the cylinder. The piston is reciprocated by putting fluid into and out of the cylinder through the tube through the tube, and the center of gravity of the decorative body is reciprocated horizontally to swing the decorative body with respect to the tube. Since the decorative body is swung using the movement of the center of gravity associated with the reciprocating motion of the piston, the external force such as wind is applied to the decorative body. Obtained a finding should Katsumoku of performing oscillating operation affected is obtained by achieving the technical problems.

  The technical problem can be solved by the present invention as follows.

  In other words, the mobile of the invention according to claim 1 is a mobile that hangs a decorative body for appreciation, and includes a tube for hanging the decorative body, a pump connected to one end of the tube, and the other end of the tube. It is equipped with a cylinder that is connected and fixed to the decorative body, and a piston that is inserted into the cylinder, and the piston is reciprocated by pumping fluid into and out of the cylinder through a tube from the pump. Is reciprocated in the horizontal direction to swing the decorative body with respect to the tube.

  Further, the mobile of the invention according to claim 2 is the mobile of the invention according to claim 1, wherein the tube is passed through a through hole formed in the decorative body and opened upward, and the through hole has an outer diameter of the tube. It has a larger inner diameter.

  Further, the mobile of the invention according to claim 3 is the mobile of the invention of claim 2, wherein the opening of the through hole formed in the decorative body is formed in a shape in which the concave portion and the convex portion are alternately repeated. When the decorative body is swung, the tube that comes into contact with the tip of any one of the convex portions constituting the opening of the through hole is fitted into one of the concave portions adjacent to the convex portion.

  Further, the mobile of the invention according to claim 4 is the mobile of the invention of claim 2, wherein the center of gravity of the decorative body extends in the vertical direction with the reciprocating motion of the piston, and the center line of the through hole. When the decorative body is swung, the tube comes into contact with the opening of the through hole.

According to the present invention, because the using the movement of the center of gravity caused by the reciprocating motion of the piston is made to swing the decorative body, it is possible to appreciate a long time without Kan prize who get bored.

  Therefore, it can be said that the industrial applicability of the present invention is very high.

1 is a perspective view showing a mobile according to Embodiment 1. FIG. It is sectional drawing which showed one 3rd pillar material of the mobile shown in FIG. It is the top view which showed both the 3rd pillar materials of the mobile shown in FIG. FIG. 4 is an explanatory diagram showing the operation of the mobile according to the first embodiment. FIG. 5 is a plan view showing an opening of a through hole in a mobile according to a second embodiment. It is explanatory side view which showed the state which looked at the mobile which concerns on Embodiment 3 from the front-back direction. It is explanatory plan view which showed the state which looked at the mobile which concerns on Embodiment 3 from the up-down direction. FIG. 6 is a plan view showing an opening of a through hole in a mobile according to a fourth embodiment.

  Embodiments of the present invention will be described below.

  Embodiment 1 FIG.

As shown in FIG. 1, a mobile 1 according to the present embodiment includes a cubic decorative body 2 formed by connecting a plurality of prismatic columnar members, a tube 3 for hanging the decorative body 2, and a tube 3, a pump 4 connected to one end of the tube 3, a cylinder 5 (see FIG. 2 ) connected to the other end of the tube 3 and fixed to the decorative body 2, and a piston inserted so as to reciprocate with respect to the cylinder 5 6 is provided.

  The decorative body 2 is formed in a cubic shape by connecting 18 prismatic columnar members. The prismatic columnar material is formed by dividing the cube formed by twelve first columnar members 7 arranged at positions corresponding to each side of the cube and the twelve first columnar members 7 into two vertically. The four second pillars 8 arranged along the peripheral surface of the two pillars 9 and the two third pillars 9, 10 arranged so as to divide the square formed by the four second pillars into four. A cylinder 5 is fixed to one of the two third column members 9 and 10.

As shown in FIGS. 2 and 3 , the third pillar material 9 is formed in a hollow shape, and the hollow is used as the storage portion 11. In addition, a cylindrical through-hole 12 that opens upward and penetrates to the storage portion 11 is formed in the center of one third pillar material 9. A cylinder 5 is fixed to one side of the storage portion 11 with a through hole 12 therebetween, and a balance weight 13 for adjusting the center of gravity of the decorative body 5 is fixed to the other side.

The other end of the tube 3, one end of which is connected to the pump 4, is connected to a cylinder 5 that is passed through the storage hole 11 from the through hole 12 formed in one third pillar 9 and fixed to the storage part 11. Has been. The portion of the tube 3 that passes through the opening 14 above the through hole 12 is not fixed to the through hole 12, but the portion of the tube 3 that passes through the opening 15 below the through hole 12 is the ring 16. So as to be positioned at the center of the opening 15.

  The pump 4 may be any pump as long as fluid such as gas or liquid can be taken in and out of the cylinder 5 through the tube 3. Specifically, a compressor may be used.

  The center of gravity of the decorative body 2 is adjusted so as to be positioned on the center line of the through hole 12 oriented in the vertical direction when the piston 6 is pulled out from the cylinder 5 by a predetermined length. Therefore, when the decorative body 2 is suspended by the tube 3 in a state where the piston 6 is pulled out from the cylinder 5 by a predetermined length, the upper surface and the lower surface of the decorative body 2 are kept horizontal.

  Next, operation | movement of the mobile 1 which concerns on this Embodiment is demonstrated.

First, when the decorative body 2 is suspended by the tube 3 while the piston 6 is pulled out from the cylinder 5 by a predetermined length, the decorative body 2 keeps the upper and lower surfaces horizontal as shown in FIG. At rest.

Next, when the fluid is fed into the cylinder 5 by the pump 4, as shown in FIG. 4 (b) , the piston 6 moves in the direction in which it is pulled out from the cylinder 5, and the piston 6 moves beyond the predetermined length from the cylinder 5. As a result, the center of gravity of the decorative body 2 moves in the same direction as the direction of movement of the piston 6 from the axis of the tube 3 that suspends the decorative body 2, and the decorative body 2 moves in the center of gravity. It tilts in the direction and swings forward (in the direction of the arrow in FIG. 4B) .

Next, when the fluid is extracted from the cylinder 5 by the pump 4, as shown in FIG. 4C , the piston 6 moves in the direction in which it is pulled into the cylinder 5, and the piston 6 is pulled out from the cylinder 5 by the predetermined length. Accordingly, the center of gravity of the decorative body 2 moves on the axis of the tube 3 that suspends the decorative body 2, and the rear side so that the decorative body 2 returns the upper surface and the lower surface horizontally (in FIG. 4). (C) swings in the direction of the arrow).

Next, when the fluid is further extracted from the cylinder 5 by the pump 4, as shown in FIG. 4 (d) , the piston 6 moves further in the direction in which it is drawn into the cylinder 5, and the piston 6 moves from the cylinder 5 to the predetermined length. Accordingly, the center of gravity of the decorative body 2 moves in the same direction as the moving direction of the piston 6 from the axis of the tube 3 that suspends the decorative body 2, and the decorative body 2 moves to the center of gravity. It tilts in the direction in which it moves and swings backward (in the direction of the arrow in FIG. 4D ).

Next, when the fluid is fed into the cylinder 5 by the pump 4, as shown in FIG. 4A , the piston 6 moves in the direction in which it is pulled out from the cylinder 5, and the piston 6 is pulled out from the cylinder 5 by the predetermined length. Accordingly, the center of gravity of the decorative body 2 moves on the axis of the tube 3 that suspends the decorative body 2, and the front surface of the decorative body 2 is returned so that the upper surface and the lower surface of the decorative body 2 are returned horizontally (see FIG. 4). (A) Swing in the direction of the arrow.

  Then, by repeating the operation of feeding the fluid into the cylinder 5 by the pump 4 and the operation of extracting the fluid, the decorative body 2 repeats the above operation and continues to swing back and forth.

  In the present embodiment, since the decoration body is swung by the movement of the center of gravity of the decoration body accompanying the reciprocating motion of the piston with the connection position between the decoration body and the tube as a fulcrum, the movement of the decoration body is influenced by the external force. When an external force is applied in a direction that intersects the swinging direction (front-rear direction) of the decorative body accompanying the reciprocating movement of the piston with respect to the decorative body, the decorative body swings back and forth and intersects the front-rear direction. Performs a complex rocking motion combined with rocking in the direction of movement.

  In the present embodiment, the shape of the decorative body is a cube, but the shape of the decorative body is not limited to a cube and may be formed in other shapes.

  Embodiment 2. FIG.

The second embodiment is a modification of the through hole in the first embodiment. 5 , the same reference numerals as those in FIGS . 1 to 4 denote the same or corresponding parts.

As shown in FIG. 5 , the through hole 17 according to the second embodiment has a three-leaf plan view in which the opening 18 above the through hole 17 alternately repeats three arc-shaped concave portions 19 and three tapered convex portions 20. It is formed in a shape. Further, when the decorative body is swung in the front-rear direction (in the direction of the arrow in FIG. 5 ) by the reciprocating movement of the piston 6, any of the tapered convex portions 20 constituting the opening 18 of the through-hole 17 is connected to the tube 3. It is arranged to touch.

In the decorative body 2 provided with the through-hole 17 according to this modification, first, when the decorative body 2 is swung so as to be tilted forward (leftward in FIG. 5 ) by the reciprocating movement of the piston 6, the tube 3 is moved. After contact with the tapered convex portion 20 constituting the opening 18 of the through-hole 17 (see the dotted line A in FIG. 5 ), it fits into one of the arc-shaped concave portions 19 located on both sides of the tapered convex portion 20. (See dotted line B in FIG. 5 ). As a result, a swinging motion in the front-rear direction is applied to the decorative body 2 along with the reciprocating movement of the piston 6, and the tube 3 is positioned on both sides of the tapered convex portion 20 constituting the opening 18 of the through hole 17. By fitting into one of the arcuate recesses 19, a swinging motion in a direction intersecting with the front-rear direction is applied. Next, when the decorative body 2 is swung to tilt backward (rightward in FIG. 5 ) by the reciprocating movement of the piston 6, the tube 3 comes into contact when the decorative body is swung to tilt forward. It will be in the state where it fitted in the circular arc-shaped recessed part 19 positioned so as to oppose the taper-shaped convex part 20 (refer dotted line C in FIG. 5 ). Then, by repeating the operation of feeding the fluid into the cylinder 5 by the pump 4 and the operation of extracting the fluid, the decorative body 2 repeats the above operation and continues to swing three-dimensionally.

  In the through-hole according to the second embodiment, the opening is formed by repeating the three concave portions and the convex portions, but the same effect can be obtained even if the number of the concave portions and the convex portions is four or more. it can.

  Embodiment 3 FIG.

The third embodiment is a modification of the decorative body in the first embodiment . In FIGS. 6 and 7 , the same reference numerals as those in FIGS . 1 to 4 denote the same or corresponding parts.

The decorative body 21 according to the present embodiment has a weight (not shown) attached to either side of the through hole 12 of the other third pillar member 10, as shown in FIG. In the state where 21 is suspended by the tube 3 and the piston 6 is pulled out from the cylinder 5 by a predetermined length, the axis of the tube 3 where the center of gravity (indicated by x in FIG. 6 ) of the decorative body 21 extends in the vertical direction ( 6 is positioned on the center line of the through hole 12 (indicated by the dotted line Y in FIG. 6 ). Therefore, as shown in FIG. 7 , the tube 3 passes through a position shifted from the center of the opening 14 of the through hole 12 when passing through the opening 14 of the through hole 12. Further, the center of gravity of the decorative body 21 intersects with a plane (indicated by a one-dot chain line in FIG. 7 ) including the axis of the tube 3 extending in the vertical direction and the center line of the through-hole 12 as the piston 6 reciprocates . Move in the direction.

In the decorative body 21 according to the present embodiment, first, when the decorative body 21 is swung so as to be tilted forward (downward in FIG. 7 ) by the reciprocating movement of the piston 6, the tube 3 opens the through-hole 12. After contacting at a shallow position with respect to the front-rear direction in 14, it is fitted to the deepest position with respect to the front-rear direction in the opening 14 of the through-hole 12. As a result, a swinging motion in the front-rear direction is applied to the decorative body 21 as the piston 6 reciprocates, and the decorative body 21 is fitted to the deepest position with respect to the front-rear direction in the opening 14 of the through hole 12. Oscillating motion in the direction intersecting with is added. Next, when the decorative body 21 is swung so as to be inclined backward (upward in FIG. 7) by the reciprocating movement of the piston 6, the tube 3 contacts at a shallow position with respect to the front-rear direction in the opening 14 of the through hole 12. After that, it is in a state of being fitted to the deepest position with respect to the front-rear direction in the opening 14 of the through hole 12. As a result, a swinging motion in the front-rear direction is applied to the decorative body 21 as the piston 6 reciprocates, and the decorative body 21 is fitted to the deepest position with respect to the front-rear direction in the opening 14 of the through hole 12. Oscillating motion in the direction intersecting with is added. Then, by repeating the operation of feeding the fluid into the cylinder 5 by the pump 4 and the operation of extracting the fluid, the decorative body 21 repeats the above operation and continues to swing three-dimensionally.

  Embodiment 4 FIG.

The fourth embodiment is a modification of the through hole in the third embodiment . In FIG. 8 , the same reference numerals as those in FIGS . 1 to 4 and 7 indicate the same or corresponding parts.

As shown in FIG. 8 , the through-hole 22 according to the present embodiment has six openings 23 in plan view in which the openings 23 above the through-hole 22 alternately repeat three fishing hook-like concave portions 24 and three tapered convex portions 25. It is formed in a leaf shape. In addition, since the recessed part 24 is formed in the shape of a fishhook, the hollow 26 is formed in the back | inner side of the magnitude | size in which the tube 3 fits.

According to this embodiment, when the decorative body is swung, first, when the decorative body is swung so as to be tilted forward (downward in FIG. 8 ) by the reciprocating movement of the piston, the tube passes through the through hole. It will be in the state where it fitted in any recessed part in the shallow position with respect to the front-back direction in this opening, and was caught in the hollow of this recessed part. Next, when the decorative body is swung so as to be inclined rearward (upward in FIG. 8 ) by the reciprocating movement of the piston, the tube comes out of the recess of the concave portion and the convex portion positioned rearward of the concave portion. It is in a state of being fitted into the recess at the deepest position with respect to the front-rear direction at the opening of the through-hole while repeating the contact. Then, by repeating the operation of feeding the fluid into the cylinder by the pump and the operation of extracting the fluid, the decorative body repeats the above operation and continues to swing three-dimensionally.

DESCRIPTION OF SYMBOLS 1 Mobile 2 Decoration body 3 Tube 4 Pump 5 Cylinder 6 Piston 7 1st pillar material 8 2nd pillar material 9 One 3rd pillar material 10 The other 3rd pillar material 11 Storage part 12 Through-hole 13 Balance weight 14,15 Opening 16 Ring 17 Through-hole 18 Opening 19 Concave 20 Convex 21 Decorative body 22 Through-hole 23 Opening 24 Concave 25 Convex 26 Concave

Claims (4)

A mobile for hanging and decorating a decorative body, a tube for hanging the decorative body, a pump connected to one end of the tube, a cylinder connected to the other end of the tube and fixed to the decorative body, A piston inserted into the cylinder, and by reciprocating the piston by pumping fluid into and out of the cylinder through a tube from the pump, the center of gravity of the decorative body is reciprocated horizontally to move the decorative body. A mobile characterized by rocking with respect to a tube. 2. The mobile according to claim 1, wherein a tube is passed through a through hole formed in the decorative body and opening upward, and the through hole has an inner diameter larger than an outer diameter of the tube. The opening of the through hole formed in the decorative body is formed in a shape in which the concave portion and the convex portion are alternately repeated, and any of the convex portions constituting the through hole opening when the decorative body is swung is formed. The mobile according to claim 2, wherein the tube in contact with the tip fits into any one of the concave portions adjacent to the convex portion. As the piston reciprocates, the center of gravity of the decorative body moves in a direction that intersects the plane including the axis of the tube extending in the vertical direction and the center line of the through hole, and the decorative body is swung. The mobile according to claim 2, wherein the tube contacts the opening of the through hole.

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