# US 7,743,676 B2 · Key testing apparatus > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 7,743,676 B2 - Document ID: US7743676B2 - Status: Granted - Kind: B2 - Application number: 11/945,520 - Filed: 2007-11-27 - Published: 2008-08-07 - Granted: 2010-06-29 - Earliest claimed: 2007-02-02 - Assignees: Shenzhen Futaihong Precision Industry Co., Ltd.; FIH (Hong Kong) Limited - Inventors: Lei Li; Ping Chen; Zhi Cheng; Jian-Gui Wu; Hong-Yan Li; Xue-Liang Zhai; Chang-Fa Sun; Yong-Zhi Tao - Web page: https://patentgrep.com/patent/US7743676B2 ## CPC - G01M 99/008: {by doing functionality tests} - G01M: TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR ## Abstract A key testing apparatus (100) is provided. The key testing apparatus includes a base (11) and an actuator (12). The actuator includes a testing member (17) and a mounting member (18). The mounting member includes at least one base board (181) fixed to the base, a lower board (182), a mounting board (183), and a mounting sheet (185). The lower board is adjustably attached to the base board. The mounting board is adjustably attached to the lower board. The mounting sheet is adjustably attached to the mounting board. The clamping device includes a base desk (131), a clamping platform (132), at least one first clamping board (133) and second clamping board (134). The base desk is adjustably attached to the base. The clamping platform, at least one first clamping board, and at least one second clamping board are adjustably attached to the base desk. ## Claims ### Claim 1 A key testing apparatus, comprising: a base, an actuator, comprising: a testing member; and a mounting member, the testing member mounted on the mounting member, the mounting member comprising: at least one base board mounted on the base; a lower board attached to the at least one base board where position of the lower board relative to the at least one base board is configured to be adjustable along a first axis direction; a mounting board attached to the lower board where position of the mounting board relative to the lower board is configured to be adjustable along a second axis direction; and a mounting sheet attached to the mounting board where position of the mounting sheet relative to the mounting board is configured to be adjustable along a third axis direction; and a clamping device, comprising: a base desk attached to the base where position of the base desk relative to the base is configured to be adjustable along the second axis direction; a clamping platform attached to the base desk where position of the clamping platform relative to the base desk is configured to be adjustable along the second axis direction; at least one first clamping board attached to the base desk where position of the first clamping board relative to the base desk is configured to be adjustable along the third axis direction; at least one second clamping board attached to the base desk where position of the second clamping board relative to the base desk is configured to be adjustable along the third axis direction; wherein the first, second, and third axis direction are perpendicular to each other. ### Claim 2 (depends on 1) The key testing apparatus as claimed in claim 1, wherein each base board has at least two screw holes defined therein, the lower board has at least one through slot defined therethrough, and each through slot and each two screw holes are configured to help attach the lower board to the at least one base board. ### Claim 3 (depends on 1) The key testing apparatus as claimed in claim 1, wherein the mounting board comprises a base portion and a base portion, the base portion is substantially vertically disposed on the base portion, the base portion is configured to attach to the lower board, and the upper portion is configured to attach to the mounting sheet. ### Claim 4 (depends on 3) The key testing apparatus as claimed in claim 3, wherein the lower board has a through slot defined therethrough, the base portion has at least one screw hole defined therethrough, and the through slot and the at least one screw hole are configured to help attach the base portion to the lower board. ### Claim 5 (depends on 3) The key testing apparatus as claimed in claim 3, wherein the mounting sheet has at least one screw hole defined therethrough, the supporting portion has at least one through slot defined therethrough, and the at least one through slot and the at least one screw hole are configured to help attach the mounting sheet to the supporting portion. ### Claim 6 (depends on 5) The key testing apparatus as claimed in claim 5, wherein the mounting sheet further has a through hole defined therethrough, the supporting portion has a cut defined therethrough, the through hole is configured to align with the cut when the mounting sheet is attached to the supporting portion. ### Claim 7 (depends on 1) The key testing apparatus as claimed in claim 1, wherein the base desk includes an upper portion, the upper portion has at least one screw holes defined therein, the clamping platform has a through slot defined therethrough, and the through slot and the at least one screw hole are configured to help attach the clamping platform to the upper portion. ### Claim 8 (depends on 1) The key testing apparatus as claimed in claim 1, wherein the base comprises a working platform, the working platform has two through slots defined therethrough, the base desk includes two foot portions, each foot portion has at least one screw hole defined therein, and each through slot and each screw hole are configured to help attach the base desk to the working platform. ### Claim 9 (depends on 1) The key testing apparatus as claimed in claim 1, wherein the base desk comprises an upper portion and two foot portions, and the two foot portions are respectively disposed on two sides of the upper portion. ### Claim 10 (depends on 9) The key testing apparatus as claimed in claim 9, wherein the at least one first clamping board is attached to an exterior sidewall of one foot portion, and the at least one second clamping board is attached to an exterior sidewall of the other foot portion. ### Claim 11 (depends on 10) The key testing apparatus as claimed in claim 10, wherein each exterior surface has at least one sliding grove and at least one screw hole defined therein, the first and second clamping board both have a through hole defined therethrough, the at least one sliding groove, the at least one screw hole, and the through holes are configured to help each first and second clamping board attach to the foot portions. ### Claim 12 (depends on 11) The key testing apparatus as claimed in claim 11, wherein each first and second clamping boards further has an universal screw hole defined therethrough, the universal screw hole being configured for engaging with an universal screw. ### Claim 13 (depends on 1) The key testing apparatus as claimed in claim 1, wherein the testing member comprises a cylinder and a piston, the piston is partially received in the cylinder with a head protruding outside, and the piston is configured to slide with a successive reciprocating motion relative to the cylinder. ### Claim 14 (depends on 13) The key testing apparatus as claimed in claim 13, wherein the head is coiled with a soft member. ### Claim 15 A key testing apparatus for testing a key of a portable electronic device, comprising: a base, an actuator, comprising: a testing member configured for testing a key of a portable electronic device; and a mounting member, the testing member mounted on the mounting member, the mounting member comprising: at least one base board fixed to the base; a lower board adjustably attached to the at least one base board along a first axis direction; a mounting board adjustably attached to the lower board along a second axis direction; and a mounting sheet adjustably attached to the mounting board along a third axis direction; and a clamping device, comprising: a base desk adjustably attached to the base along the second axis direction; a clamping platform adjustably attached to the base desk along the second axis direction; at least one first clamping board adjustably attached to the base desk along the third axis direction; at least one second clamping board adjustably attached to the base desk along the third axis direction; wherein the first, second, and third axis direction are perpendicular to each other. ### Claim 16 (depends on 15) The key testing apparatus as claimed in claim 15, wherein each base board has at least two screw holes defined therein, the lower board has at least one through slot defined therethrough, and each through slot and each two screw holes are configured to help attach the lower board to the at least one base board. ### Claim 17 (depends on 15) The key testing apparatus as claimed in claim 15, wherein the mounting board comprises a base portion and a base portion, the base portion is substantially vertically disposed on the base portion, the base portion is configured to attach to the lower board, and the upper portion is configured to attach to the mounting sheet. ### Claim 18 (depends on 17) The key testing apparatus as claimed in claim 17, wherein the lower board has a through slot defined therethrough, the base portion has at least one screw hole defined therethrough, and the through slot and the at least one screw hole are configured to help attach the base portion to the lower board. ### Claim 19 (depends on 17) The key testing apparatus as claimed in claim 17, wherein the mounting sheet has at least one screw hole defined therethrough, the supporting portion has at least one through slot defined therethrough, and the at least one through slot and the at least one screw hole are configured to help attach the mounting sheet to the supporting portion. ### Claim 20 (depends on 15) The key testing apparatus as claimed in claim 15, wherein the base desk includes an upper portion, the upper portion has at least one screw holes defined therein, the clamping platform has a through slot defined therethrough, and the through slot and the at least one screw hole are configured to help attach the clamping platform to the upper portion.