Seesaw exercise device
AssigneeKabushiki Kaisha SANKEI
InventorsMaika Ito, Michiyo Ito
Life of this patent
Estimating the term…
Abstract
A seesaw exercise device includes: a base plate that is rectangular; a round bar that is fixed to a lower surface of the base plate along a longitudinal center line of the base plate in a manner of extending in a left-right direction, and a pair of square bars that are fixed to the lower surface of the base plate in a manner of holding the round bar therebetween in a front-rear direction, wherein when the base plate is pushed down by a user, the base plate performs a seesaw motion in the front-rear direction with the round bar as a rotation fulcrum, and three parts including an arc surface portion of the round bar, a corner portion of each of the two square bars, and a corner portion of the long side of the base plate, which are separated from one another, are grounded.
Claims5
A seesaw exercise device comprising:
- a base plate that is rectangular in a plan view;
- a round bar that is attached fixedly to a lower surface of the base plate along a longitudinal center line of the base plate in a manner of extending in a left-right direction by a constant length which is as long as a long side of the base plate, and a pair of parallel square bars that are attached fixedly to the lower surface of the base plate in a state of sandwiching the round bar in a front-rear direction, wherein
- when the base plate is pushed down by a user,
- the base plate performs a seesaw motion in the front-rear direction with the round bar as a rotation fulcrum, and three parts including an arc surface portion of the round bar, a corner portion of each of the two square bars, and a corner portion of each of the long sides of the base plate, which are separated from one another, are grounded.
Dependencies are inferred from the claim text.