Thus, the use convenience is improved.

The locking mechanism serves to temporarily stop sliding movements of the slide, resulting in a significant increase in the convenient use of the slide and consequently, expanding the use range of the slide.

An earphone which can be conveniently used by a user.

The invention is advantageous for its simple structure, ease in using and cleaning and environmental friendliness.

The refrigerating/heating apparatus has the advantages of optionally adjusting the temperature of the cushion and convenience to use.

The air moving unit can be contained in a waist or backpack for ease in use.

The combined type condiment container has the advantages of space saving, convenience of use, cost saving, etc.

This technology has broad applicability for a wide variety of therapeutic vaccines to improve efficacy, and convenience of use.

The resulting software protection mechanism provides the software publisher complete control over the trade-off between security and user convenience.

This can lid structure thus accomplishes a desired sanitariness, operational convenience and operational reliability of cans (10).

A 360 degree switch access allows users to approach the remote control electrical switch (100) from any direction to further facilitate its ease-of-use.

The present invention meets the user demand for zooming in or out local images, improving convenience of use for the user and improving user experience.

Further, comfort for occupants in a low-pressure chamber and convenience of use of the chamber need consideration, and the purchase price of the chamber needs to be lowered.

What is achieved is that a TV can work independently in an all-in-one device of TV and computer, thereby improving the stability and practicality of the terminal.

The kinds of reagent usable to the instrument is increased, the versatility of the instrument is enhanced, and the convenience of the users and the reagent manufacturers is greatly heightened.