| 摘要 |
The invention relates to a chain lock comprising two lock parts ( 1 ) which can be displaced in the longitudinal direction of the lock in order to open and close said lock. Each lock part ( 1 ) comprises a journal ( 5 ) which is arranged on one end thereof and a pocket ( 6 ) which is arranged on the other end thereof. The journal ( 5 ) of one lock part ( 1 ) fits respectively, into the pocket ( 6 ) of the other lock part ( 1 ). The journals ( 5 ) and the pockets ( 6 ) are both similar in height (H) to the inner width of the lock and each journal ( 5 ) comprises several retaining frames ( 7,8 ), whereby the several retaining grooves ( 13, 14 ) thereof are associated with the pocket ( 6 ) of the other lock part ( 1 ) in order to achieve economical power and voltage distribution in the journals ( 5 ) and pockets ( 6 ).
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