Patent ID: 9169870
Filing Date: 2015-10-27
Classification: F16C,F16H,Y10T

Abstract:
1. A gear system, comprising: a first driven gear configured to rotate by a driving force from and engage with a driving gear; a second driven gear configured to be rotated by the driving force from the driving gear, through engagement with the first driven gear; a base member configured to support the first driven gear; and a bearing structure by which the first driven gear is rotatably attached to the base member, the bearing structure including: wherein the first driven gear is configured to be moved between the first and second ends of the elongated shaft hole based on a rotation direction of the driving gear, wherein, when the shaft is moved toward the second end of the elongated shaft hole, the first driven gear is disengaged from the second driven gear, wherein one of the shaft and the shaft hole is provided to the first driven gear, and the other of the shaft and the shaft hole is provided to the base member, and wherein the lubricant reservoir is formed in one of the shaft and the shaft hole provided to the base member.