# US 2019/0174648 A1 · Sliding apparatus and server casing using the same > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2019/0174648 A1 - Document ID: US20190174648A1 - Status: Published application - Kind: A1 - Application number: 15/921,609 - Filed: 2018-03-14 - Published: 2019-06-06 - Earliest claimed: 2017-12-05 - Assignees: Hongfujin Precision Electronics (Tianjin) Co., Ltd. - Applicants: Hongfujin Precision Electronics (Tianjin) Co.,Ltd. - Inventors: Chieh-Hsiang Lin; Wen-Chen Wang - Web page: https://patentgrep.com/patent/US20190174648A1 ## CPC - H05K 7/1489: {characterized by the mounting of blades therein, e.g. brackets, rails, trays (H05K7/1491 takes precedence)} - H05K 7/1411: {for securing or extracting box-type drawers} - H05K: PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS ## Abstract A server casing using a sliding apparatus for blade servers includes a chassis and the sliding apparatus. The chassis includes a blocking member. The sliding apparatus includes a first fastening plate, a second parallel fastening plate mounted to the first fastening plate, and a sliding plate configured to be slidably connected to the second fastening plate. The sliding plate is received between the first fastening plate and the second fastening plate and a locking member includes a first end and a second end. The first end is rotatably connected to the second fastening plate and includes a locking portion, the second end is connected to the sliding plate. The locking portion can move between a locking position, where the locking member is locked by the blocking member, and an unlocking position, where the locking member is unlocked by the blocking member. ## Claims ### Claim 1 A sliding apparatus comprising: a first fastening plate; a second fastening plate parallel with the first fastening plate and mounted to the first fastening plate; a sliding plate configured to be slidably connected to the second fastening plate and be received between the first fastening plate and the second fastening plate; a locking member comprising a first end and a second end opposing to the first end; wherein the first end is rotatably connected to the second fastening plate and comprising a locking portion, the second end is connected to the sliding plate; when the sliding plate slides on the second fastening plate, the sliding plate drives the first end to rotate through the second end, and the first end drives the locking portion to move between a locking position and an unlocking position. ### Claim 2 (depends on 1) The sliding apparatus of claim 1, wherein the sliding plate defines a first guiding slot along an extending direction of the sliding plate; the second fastening plate comprises a guiding member, and the guiding member is slidably received in the first guiding slot. ### Claim 3 (depends on 1) The sliding apparatus of claim 1, wherein the locking member is a swing arm comprising a swing pole, the locking portion is located on the first end of the swing pole, the second end of the swing pole comprises a sliding portion; the sliding plate defines a second guiding slot, the second guiding slot extends along a direction perpendicular to a sliding direction of the sliding plate; the sliding portion is slidably received in the second guiding slot; when the sliding plate slides on the second fastening plate, the sliding plate drives the sliding portion through the second guiding slot. ### Claim 4 (depends on 1) The sliding apparatus of claim 1, wherein the sliding plate comprises a sliding board and a holder connected to an end of the sliding board. ### Claim 5 (depends on 4) The sliding apparatus of claim 4, wherein the sliding apparatus further comprises a latching member connected to the sliding plate; the second fastening plate further comprises two latching portions corresponding to the latching member; when the locking portion is driven to move to the locking position, the latching member is locked by one of the two latching portions; when the locking portion is driven to move to the unlocking position, the latching member is locked by the other one of the two latching portions. ### Claim 6 (depends on 5) The sliding apparatus of claim 5, wherein the latching member comprises: a cantilever comprising two opposing ends; a handle connected to an end of the cantilever; wherein the other end of the cantilever is rotatably connected to the sliding plate and defines a latching slot corresponding to the two latching portions; when the locking portion is driven to move to the locking position, the latching slot is locked by one of the two latching portions; when the locking portion is driven to move to the unlocking position, the latching slot is locked by the other one of the two latching portions. ### Claim 7 (depends on 6) The sliding apparatus of claim 6, wherein an end of the cantilever defines a first pivot hole; the handle comprises a first pivot pin corresponding to the first pivot hole; and the cantilever is rotatably connected to the handle through the first pivot pin and the first pivot hole. ### Claim 8 (depends on 7) The sliding apparatus of claim 7, wherein the sliding apparatus further comprises an resilient member connected between the handle and the holder; when the handle is presses to the holder, the cantilever rotates about the pivot pin and drives the latching slot to separate from one of the two latching portions, and the resilient member is elastically deformed; when the handle is released, the resilient member drives the cantilever to rotate in reverse under restoring force, and the latching slot is driven to be locked by one of the two latching portions. ### Claim 9 (depends on 2) The sliding apparatus of claim 2, wherein the locking member defines a second pivot hole; the second fastening plate comprises a second pivot pin corresponding to the second pivot hole; and the locking member is rotatably connected to the second fastening plate through the second pivot pin and the second pivot hole. ### Claim 10 A server casing comprising: a chassis comprising a blocking member; and a sliding apparatus comprising: a first fastening plate; a second fastening plate parallel with the first fastening plate and mounted to the first fastening plate; a sliding plate configured to be slidably connected to the second fastening plate and be received between the first fastening plate and the second fastening plate; a locking member comprising a first end and a second end opposing to the first end; wherein the first end is rotatably connected to the second fastening plate and comprising a locking portion, the second end is connected to the sliding plate; when the sliding plate slides on the second fastening plate, the sliding plate drives the first end to rotate through the second end, and the first end drives the locking portion to move between a locking position, where the locking member is locked by the blocking member, and an unlocking position, where the locking member is unlocked by the blocking member. ### Claim 11 (depends on 10) The server casing of claim 10, wherein the sliding plate defines a first guiding slot along an extending direction of the sliding plate; the second fastening plate comprises a guiding member, and the guiding member is slidably received in the first guiding slot. ### Claim 12 (depends on 10) The server casing of claim 10, wherein the locking member is a swing arm comprising a swing pole, the locking portion is located on the first end of the swing pole, the second end of the swing pole comprises a sliding portion; the sliding plate defines a second guiding slot, the second guiding slot extends along a direction perpendicular to a sliding direction of the sliding plate; the sliding portion is slidably received in the second guiding slot; when the sliding plate slides on the second fastening plate, the sliding plate drives the sliding portion through the second guiding slot. ### Claim 13 (depends on 10) The server casing of claim 10, wherein the sliding plate comprises a sliding board and a holder connected to an end of the sliding board. ### Claim 14 (depends on 13) The server casing of claim 13, wherein the sliding apparatus further comprises a latching member connected to the sliding plate; the second fastening plate further comprises two latching portions corresponding to the latching member; when the locking portion is driven to move to the locking position, the latching member is locked by one of the two latching portions; when the locking portion is driven to move to the unlocking position, the latching member is locked by the other one of the two latching portions. ### Claim 15 (depends on 14) The server casing of claim 14, wherein the latching member comprises: a cantilever comprising two opposing ends; a handle connected to an end of the cantilever; wherein the other end of the cantilever is rotatably connected to the sliding plate and defines a latching slot corresponding to the two latching portions; when the locking portion is driven to move to the locking position, the latching slot is locked by one of the two latching portions; when the locking portion is driven to move to the unlocking position, the latching slot is locked by the other one of the two latching portions. ### Claim 16 (depends on 15) The server casing of claim 15, wherein an end of the cantilever defines a first pivot hole; the handle comprises a first pivot pin corresponding to the first pivot hole; and the cantilever is rotatably connected to the handle through the first pivot pin and the first pivot hole. ### Claim 17 (depends on 16) The server casing of claim 16, wherein the sliding apparatus further comprises an resilient member connected between the handle and the holder; when the handle is presses to the holder, the cantilever rotates about the pivot pin and drives the latching slot to separate from one of the two latching portions, and the resilient member is elastically deformed; when the handle is released, the resilient member drives the cantilever to rotate in reverse under restoring force, and the latching slot is driven to be locked by one of the two latching portions. ### Claim 18 (depends on 11) The server casing of claim 11, wherein the locking member defines a second pivot hole; the second fastening plate comprises a second pivot pin corresponding to the second pivot hole; and the locking member is rotatably connected to the second fastening plate through the second pivot pin and the second pivot hole.