Title: Drive and bearing assembly for a converter construction

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Claims: We claim:

1. In a drive and bearing assembly for a converter construction with a fixed bearing having a carrying trunnion supported therein and an expansion bearing, the improvement comprising:

a bushing forming the expansion bearing with recesses of semi-circular cross-section therein;

an axially movable trunnion supported in said bushing and having recesses of semi-circular cross-section therein, the recesses in the bushing and the recesses in the trunnion complementing one another to form circular spaces;

torque transmitting crowned rollers being located in the circular spaces formed by the recesses; and

a driving toothed wheel being connected to said axially movable trunnion.

2. A drive and bearing assembly as set forth in claim 1, wherein the converter construction comprises a converter carrying ring and wherein the bushing is inserted in said converter carrying ring.

3. A drive and bearing assembly as set forth in claim 1, wherein the bushing is inserted in the converter wall.

4. A drive and bearing assembly as set forth in claim 1, wherein the axially movable trunnion forms a one-piece unit with the driving toothed wheel and consists of quenched and subsequently tempered steel.

5. A drive and bearing assembly as set forth in claim 1, comprising a shaft of quenched and subsequently tempered steel for mounting the driving toothed wheel.

6. A drive and bearing assembly as set forth in claim 1, further comprising a base-supported drive housing enclosing the driving toothed wheel.

7. A drive and bearing assembly as set forth in claim 6, wherein at least one slip-on gear is flanged to the drive housing.

Other info:

Inventors: Riegler, Ernst (Enns, OE)
Schmidt, Manfred (Linz, OE)

Application Number: 538139
Filing Date: 1975-01-02
Publication_date: 1976-02-03
Assignee: Vereinigte Osterreichische Eisen- und Stahlwerke-Alpine Montan (Linz, OE)
Primary Class(es): 384/36 384/280
Other Classes:
US Patent Ref:

2976090	Mar, 1961	McFeaters	308/6.
3311427	Mar, 1967	Toth et al.	308/6.
3350144	Oct, 1967	Beckman et al.	308/176.

Other Refs:
Primary Examiner: Wood, Jr., M. Henson
Assistant Examiner: Church, Gene A.
Attorney: Brumbaugh, Graves, Donohue & Raymond