One panel contains an aperture aligned with an opening in the container received in the space.

An opening in the nozzle and an opening in the head are in flow communication.

A second opening in the body is in fluid communication with the first opening.

The second opening of the sound hole and the third opening of the vent are connected to the same opening in the ear tip.

Each part of an opening in one of the members align with a corresponding part of an opening in the other of the members.

Each of the reaction sites extends from an opening in the first surface to an opening in the second surface.

The system includes a first opening (68) in the pharyngeal wall in communication with a first opening in the elongated conduit, and a second opening (70) in the pharyngeal wall in communication with a second opening in the elongated conduit.

The frame has an opening in the upper portion.

The opening comprises a peripheral edge.

The fixed brushhead has a hole in the length direction, the movable brushhead disposed in the hole, the manual controller which integrates with the brushhandle is also disposed in the hole and mates with the end of the movable brushhead.

Each of the fixing members passes through a first aperture in the inlet and through a second aperture in the outlet.

A door structure and system is provided for an opening (22) in a structure and particularly a large opening such as an opening in an aircraft hangar.

In the present invention, an attachment and detachment mechanism secures an article to be attached onto an opening of an opening surface of a member that comprises the opening surface provided with the opening.

An opening to the cavity may be defined in the body.

The distal end forms an opening to the housing.