Invention Grant
- Patent Title: Protecting stylus force sensor from excess force
- Patent Title (中): 保护触针力传感器免受过度的力
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Application No.: US14313460Application Date: 2014-06-24
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Publication No.: US09239639B1Publication Date: 2016-01-19
- Inventor: Timothy Michael Vanderet , Miguel Angel Morales , Joshua Danel Lemons , Srivatsan Subbarayan
- Applicant: Amazon Technologies, Inc.
- Applicant Address: US NV Reno
- Assignee: AMAZON TECHNOLOGIES, INC.
- Current Assignee: AMAZON TECHNOLOGIES, INC.
- Current Assignee Address: US NV Reno
- Agency: Seyfarth Shaw LLP
- Agent Ilan N. Barzilay; David A. Klein
- Main IPC: G06F3/033
- IPC: G06F3/033 ; G06F3/0354

Abstract:
An electronic stylus device includes one or more mechanisms that deform to protected an electronic force sensor. After the mechanism deforms to relieve force applied to a tip of the stylus, a hard stop may engage to arrest further movement of a shaft transferring force from the tip to the force sensor. The intermediate range of forces that may be relieved by the mechanism, in addition to providing the electronic force sensor, enables less stringent manufacturing tolerances to be used with the hard stop.
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