The drawer slide assembly comprises an outer (14), an intermediate (12) and an inner (10) slide member.

A first sliding connector is connected to the first sliding member and a second sliding connector connected to the second sliding member.

The sliding device comprises a sliding component (1) and a sliding rail (2).

A self-moving mechanism is coupled to the second slide member for self-moving the first slide member relative to the second slide member.

An exemplary embodiment selfmoving slide includes a first slide member and a second slide member slideably coupled to the first slide member.

The sliding unit may include a first sliding member rotatable relative to the fixing unit, and a second sliding member slidable relative to the first sliding member.

A dampener is included dampening the movement of the first slide member relative to the second slide member.

The operation device has a slider assembly (4) having a first slider (40), a second slider (41), and biasing means (42).

The rear ends of the first slider (1) and the second slider (2) are equipped with respective springs.

The second sliding member (104) is in a state of metal plate and insulated from the first sliding member (103), and slides with the second case (102) on the first sliding member (103).

A slider (30) is further comprised.

A sliding element is disposed within the handpiece and a suction cup is mounted to the sliding element.

The apparatus provides has a base member, a sliding member, and a rotating member.

The dispenser device can also include a second slide disposed between the opening in the dispensing well and the first slide.

The apparatus comprises an outer slide member (11) and an inner base member (10) which slides through outer slide member (11).