The cannula may be affixed to an overcap (103) to inhibit rotation of the overcap relative to the cannula) that includes a seal (111).

Disclosed is an ultra-thin keyboard with a metal bottom cover, comprising a keyboard upper cover and a metal bottom cover fixedly connected below the keyboard upper cover.

A protective cover for a phablet with a touch screen comprises a top cover made of a PC material, the thickness of the top cover being 0.3 mm to 0.65 mm.

The upper cover is mounted on the base.

The middle of the cover-opening member (3) is hinged on the top cover (2).

The rotating table (10) comprises a surface cover (11), an upper cover (14), a lower cover (16), a tray (15) and a base cover (18).

Such a housing comprises an upper cover (2) and a lower cover (3), the upper cover and the lower cover are connected to form a cavity (5) inside of which is placed an electronic card (4).

A safety plug adapter mainly consists of an upper cover and a base seat combined with the upper cover.

An upper cap (21) is fitted to the top edge of each unit cell (2).

The invention relates to a housing of a terminal, formed by at least one lower cover (11) and an upper cover (12).

Air inlets are set around the top cover (2).

The top cover is held in place prior to installation of the fasteners by alignment features on both the top cover and the partition.

The rotor (10) rotates together with an upper cover (13) and a lower cover (14) via a bearing (12).

In a side view, the lower cover (31) is substantially vertically raised and the upper cover (32) is tilted rearward.

An upper cover (6) markable by the user is provided for the checking of each circuit.