| 摘要 |
Technical sector is that of metallurgy. Characterized by a Rolling Wedge over an inclined Tilting Bar, locking the return of the Counterpart with Groove installed in the doorframe, with the option of installing hinges so that the door can open to both sides with the installation of pairs of locks commanded by a rotary Connection with eccentric ends; it has a multiple lock with key, with a sight hole with three situations as a function of each key turn; the main innovations details of the Rolling Chock in Tilting Bar lock (1) with the corresponding numbers on the seven drawn sheets are as the following: Tilting Bar (3); Rolling Wedge (4); C ounterpart (8 sheet 3); Slope Groove (9 sheet 3); Hinged Counterpart (10 sheet 3); Connection (12 sheet 7) with the locks; Multiple lock (13 sheet 6).
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