A squirrel cage motor has its rotor bars located in core slots with indentations in the slot walls into which material of the bars is forced, such as by swaging, in order to restrain the bars from vibration in use.

A type of multimedia keyboard device, designed with two positioning depressions at the bottom of casing of a keyboard device, between said two positioning depressions is the formation of a separating unit, said positioning depressions and separating unit will be properly positioned between the user's thighs and on his lap, on one side or two sides of the casing is the design of a handgrip, at somewhere suitable for operation on the left and two sides of the casing is the design of press keys; so...

Living cells suspensed in a saline buffering media are exposed to microwave radiation without raising the temperature of the cells, to study the non-thermal effects of radiation on the cells, in an apparatus which includes a vertically disposed microwave waveguide having a partitioned end filled with a temperature controlled liquid solution. The sample is contained in a micropipette which projects across the width of the waveguide through the solution. The radiation projected through the wavegui...

A rocking horse provided with a buffer assembly that includes a wheeled axle which may be selectively engaged within upper and lower grooves formed in the front portions of the rocker arms to prevent the horse from rolling over during use and permitting the horse to move forward along a support surface.

A fire in the engine compartment of a vehicle is automatically extinguished when an inertial force operated actuator ruptures a valve in the event of a vehicle collision to release pressurized chemical fire extinguishing gas into the compartment. The actuator may also be manually operated.

An improved belt buckle characterized by comprising a buckle body, a belt catch holder, a belt catch, a fastening plate, a spring plate and a serrate plate wherein said belt catch being fitted in a recess of said belt catch holder and joined together with said buckle body and belt catch holder by means of knuckles formed thereon and a pin so as to allow the belt to pass the slot in the buckle body freely and to catch the same as it retreats; said fastening plate being fitted in the space of said...

The present disclosure is related to a foldable anti-slip device mounted at the bottom of shoes adapted for mountain-climbing and snow-walking use, which consists of a pivotable slip-proof member, outwardly exposed for effecting the purpose and retractably received in a concave recess when not needed.

A dental floss holder and applicator of the type having an elongated handle and a pair of acutely angled tines projecting from one end of the handle incorporates a screw mechanism for securing the ends of a length of floss to the handle so that the length may be arrayed between the tines. The mechanism includes a screw which passes through a threaded hole at the base of the tines and has heads formed on its opposed ends to allow adjustment of position of the heads with respect to the base so tha...

A process for forming a figure on a product of stainless-steel, firstly, drafting a figure on a sheet of paper and generates a first film of the figure, such that the area where the figure locates is white and the remaining area is black. Then, generating a second film of the figure based on the first film, such that the area where the figure locates is constituted by a plurality of black dots and the area other than the black dots is white. After that, engaging the second film with a silk-scree...

An adjusting mechanism for a lens comprises a mount, a sphere, a pressing ring, a positioning housing, a fixing ring, a lens, and an adjusting ring. Three protruding members are provided radially and horizontally around the circumference of the sphere. The sphere is stably disposed on the mount in an opening having a spherical surface provided on the center of the mount by three tension springs each secured between the protruding members and the mount. The inside of the sphere forms cylindrical ...