Apparatus for moving within a region includes a base, a tray and a plurality of legs intercoupling the base and the tray. The tray carries a seat and is constructed and arranged so that a person sitting in the seat may use foot power to translate in any direction within a predetermined region and rotate.

A liquid wheel balancer including a spherical bubble level mounted on a disc held on the rim of a wheel by telescoping, adjustable arms radiating from the disc. This assembly, and the tire and wheel are floated horizontally in a tub of water or other liquid whereupon by the proper placement of balancing weights and observation of the bubble level the wheel may be balanced.

The present invention relates to exercise apparatuses. In more particular the present invention relates to a self-adjusting treadmill having a moveable console and a self-adjusting cushioning assembly. According to one aspect of the present invention, the moveable console and the self-adjusting cushioning assembly of the treadmill automatically adjust based on user parameters. The user parameters can be input by the user or automatically detected when the user steps on the treadmill by the movab...

A contact includes a first contact pin, a second contact pin and a spring. The first contact pin comprises a wide portion for contacting and a narrow portion. The second contact pin comprises a holding portion and a guiding portion extending upwards from the holding portion. The guiding portion has a receiving space and a pair of channels, the narrow portion is received in the receiving space and has thereof a pair of projecting portions sliding in the channels. The spring is moveably seated on ...

A rotary-type exercise device in which the user jogs, runs, or walks within a cylindrical treadwheel. A safety harness attached to a horizontal stationary beam within the treadwheel above the user prevents the user from falling. A remote control baton controls a braking system for braking and selectively varying the rolling resistance of the treadwheel. Another embodiment provides a harness tied to the hull of a space station to simulate gravity when the exercise device is used in an outer-space...

A socket for electrically connecting an integrated circuit (IC) to a print circuit board (PCB) comprises an insulating housing and a plurality of contacts received therein, each contact comprises a first contact connecting to the IC, a second contact electrically contacting with the PCB and a flexible member connecting the first contact and the second contact. The contact has a simple configuration, it could reduce the electrical inductance effectively, it also could be closely arranged to accor...

A spring connector comprises a supporting member, a cylindrical plunger, and a coil spring provided in the cylindrical plunger. The supporting member has a base, a pillar extended from the base, and a shoulder and a head having a diameter larger than that of the pillar. The upper end of the head has an inclined surface. The plunger has a closed upper end, an opening formed in an annular bent portion of a lower end thereof. An annular edge of the opening is slidably engaged with the supporting me...

An electrical test probe tip, comprising a conductive flexible coil having a first end and a second end. The first end is for flexibly coupling with a device to be probed. The second end is attached to a connector. The connector may be an integral connection with a probing head or may be a connecting pin. Multiple test probe spring tips may be used to simultaneously probe signal and ground reference points. The present invention is also directed to a method for using the flexible spring tip.

A child activity device for entertaining and promoting activity in a child is disclosed. The child activity device is configurable between a use and storage position and may also include a frame providing bouncing motion for a child. The activity device includes a support frame extending vertically upwards from a lower end proximate to a support surface and terminating at an upper end, a supporting portion, and may further include a seat, coupled to the supporting portion, that is rotatable abou...

A housing and a bottom cover are secured together and have pairs of aligned through-apertures, and probe pins are accommodated in respective pairs of through-apertures to provide an IC socket. Each probe pin comprises a tube having a stop flange formed around its outer periphery, a movable plunger accommodated in the tube such that an extension portion of the movable plunger in urged to project out of a narrowed first end portion of the tube by a first coil spring, and a fixed plunger fitted to ...