ES73842U - Device to vary the position of the backrest of the armchairs (Machine-translation by Google Translate, not legally binding)
- Google Patents
Device to vary the position of the backrest of the armchairs (Machine-translation by Google Translate, not legally binding)
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Priority to ES0073842UpriorityCriticalpatent/ES73842Y/en
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Publication of ES73842YpublicationCriticalpatent/ES73842Y/en
New device for varying the position of the backrest of the armchairs, essentially characterized by comprising a moving part and a fixed part, each of which is attached, respectively, to the support of the armrest and to the armrest itself; the movable part being constituted by a plate from which protrudes a fixed tooth and the end of a movable rod attracted towards the interior of the support by a spring wound thereto, the protruding part of the stem having a transverse bolt on which it rests on the guide of the fixed part, which, in turn, consists of a plate that has a central longitudinal groove that limits the field in which said bolts work, covering a cavity in which a rack is occluded, in whose teeth the fixed tooth engages of the mobile part by the pressure exerted by the stem spring mentioned: all this in combination with an axis that joins the end of the armrest with the backrest and another axis that joins the backrest with the seat or fixed part of the chair. (Machine-translation by Google Translate, not legally binding)
ES0073842U1959-05-221959-05-22
Device to vary the position of the backrest of the chairs
ExpiredES73842Y
(en)
Improvements in the armchairs for cars, airplanes and similar, with automatic displacement of the backrest. (Machine-translation by Google Translate, not legally binding)