The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 02, 2019
Filed:
Dec. 11, 2017
Seiko Epson Corporation, Tokyo, JP;
Eiichi Hiraya, Shiojiri, JP;
Seiko Epson Corporation, , JP;
Abstract
A timepiece movement includes: a barrel wheel; a ratchet wheel; a rotary weight; a transmission wheel that causes the ratchet wheel to rotate; a pawl lever that engages with the transmission wheel, is interlocked with the rotary weight, and performs forward/backward movement in directions of approaching and moving away from the transmission wheel; a base panel; and a wheel train bearing provided between the base panel and the rotary weight. The pawl lever and the transmission wheel are positioned between the base panel and the wheel train bearing. The transmission wheel is pivotally supported by the wheel train bearing. The wheel train bearing is provided with a release portion for releasing the pawl lever and the transmission wheel from engagement therebetween by moving the pawl lever.