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(11) | EP 1 295 992 A3 |
| (12) | EUROPEAN PATENT APPLICATION |
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| (54) | Electromechanical barrier |
| (57) This invention relates to an electromechanical barrier, which comprises a movable
bar (10) fixed and turning with a shaft (14) supported in a body, and at least one
spring balancing means to balance the bar during its movements between an open and
closed positions. A secondary shaft (20) is housed in the body parallel to the bar
rotating shaft (14), a driving gear (21) couples the bar rotating shaft (14) to said
secondary shaft (20) so that one turn of the former corresponds to one turn in proportion
of the latter, and said at least one spring balancing means (22) is connected with
said secondary shaft (20). |