A tube (40) is mounted substantially transverse to the longitudinal bore (28) to substantially block the longitudinal bore.

A burner apparatus (100) includes a first tube (104) having a first longitudinal bore (106) and a second tube (102) having a second longitudinal bore (108).

The two blocks are then joined together with the complementary portions of the longitudinal bore aligned to form the longitudinal bore.

In the main body (21) is formed a longitudinal hole (41) in which the base of the wire (12) is inserted and a lateral hole (43) intersecting the longitudinal hole (41).

The sleeve (5) has a longitudinal bore (9) extending in the longitudinal direction in which the gripping member (6) is inserted.

Said access sheath comprises a hollow guide tube comprising a longitudinal hole.

The housing includes a longitudinal bore that is accessible from both the first and second ends of the housing.

The bearing portion has a longitudinal bore formed therein for insertably receiving a shaft.

A heated metal billet (54) having a cylindrical longitudinal bore (56) is inserted into the rear opening of a cylindrical bore of a stationary container (12).

The invention relates to a conical pulley flexible drive transmission having a shaft on the pinion end and a shaft on the power take-off end.

An electrode (20) is coupled to the second end and has a longitudinal bore.

The slide has a longitudinal inner bore (720) and a number of openings (722) along its length that communicate with the inner bore.

Both elements (12) are also provided with a longitudinal hole (28).

The end plates (8, 9) each have a shaft hole (8a, 9a) at a position corresponding to the longitudinal hole (4) of the boss (5).

The side holes are slanted relative to a longitudinal axis of the nozzle and are in communication with the second longitudinal bore (108).