# US 2013/0153451 A1 · Protection case for electronic device > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2013/0153451 A1 - Document ID: US20130153451A1 - Status: Published application - Kind: A1 - Application number: 13/587,977 - Filed: 2012-08-17 - Published: 2013-06-20 - Earliest claimed: 2011-12-19 - Assignees: Hon Hai Precision Industry Co., Ltd.; Fu Tai Hua Industry (Shenzhen) Co., Ltd. - Inventors: ZHOU CHEN - Web page: https://patentgrep.com/patent/US20130153451A1 ## CPC - A45C 13/002: {Protective covers} - G06F 2200/1633: Protecting arrangement for the entire housing of the computer - A45C: PURSES; LUGGAGE; HAND CARRIED BAGS - G06F: ELECTRIC DIGITAL DATA PROCESSING (computer systems based on specific computational models G06N) ## Abstract A protection case for protecting an electronic device is disclosed. The protection case includes a main body. The main body defines a receiving cavity for accommodating the electronic device and a plurality of connecting through holes for exposing a plurality of interface ports of the electronic device. The main body defines a number of grooves encircling the connecting through holes for receiving moisture in the air. ## Claims ### Claim 1 A protection case for protecting an electronic device, the protection case comprising: a main body, the main body defining a receiving cavity for accommodating the electronic device and a plurality of connecting holes for exposing a plurality of ports of the electronic device; wherein the main body defines a plurality of grooves encircling the connecting holes. ### Claim 2 (depends on 1) The protection case of claim 1, further comprising a plurality of plugs for engagably inserting into the grooves, each plug comprising a plurality of protrusions corresponding to the connecting holes, when the plugs are inserted into the grooves, the protrusions are inserted into the corresponding connecting holes. ### Claim 3 (depends on 2) The protection case of claim 2, wherein the main body comprises a first surface, a second surface parallel to the first surface, and a sidewall perpendicularly connected to the first surface and the second surface, the first surface defines an opening for exposing a display screen of the electronic device. ### Claim 4 (depends on 3) The protection case of claim 3, wherein the connecting holes comprise a plurality of first speaker through holes defined in the second surface and corresponding to a plurality of speakers of the electronic device, the grooves comprise a first receiving groove defined in the second surface, a number of protrusions are formed on a bottom surface of the first receiving groove, the first speaker through holes are defined through the protrusions. ### Claim 5 (depends on 4) The protection case of claim 4, wherein the connecting holes comprise a plurality of second speaker through holes defined in the sidewall and corresponds to the speakers of the electronic device, the second speaker through hole communicates with the first speaker through holes, the plugs comprise a plurality of first plugs for engagably inserted into the second speaker through holes and breaking the communication between the speakers and the first speaker through holes, each of the first plugs comprises a base board and a plug body extending from the base board, the plug body defines a positioning dimple in a pair of parallel outer side surface of plug body. ### Claim 6 (depends on 5) The protection case of claim 5, wherein each of the second speaker through holes comprises a pair of parallel internal side surfaces, the internal side surfaces are perpendicular to the sidewall and extend from the sidewall to the receiving cavity, a pair of positioning projections are correspondingly formed on the internal side surfaces, the positioning projections are correspondingly inserted into the positioning dimples to fasten the first plugs in the second speaker through holes. ### Claim 7 (depends on 3) The protection case of claim 3, wherein the connecting holes comprise a first interface through hole for exposing a universal serial bus port of the electronic device and a second interface through hole for exposing an audio jack of the electronic device, the grooves comprise a second receiving groove defined in the sidewall, the first interface through hole, and the second interface through hole are defined in the second receiving groove. ### Claim 8 (depends on 7) The protection case of claim 7, wherein the plugs further comprise a second plug for sealing the second receiving groove, the second plug comprises an inner wall, an outer wall parallel to the inner wall, a first protrusion for engaging with the first interface through hole, and a second protrusion for engaging with the second interface through hole. ### Claim 9 (depends on 8) The protection case of claim 8, wherein the second receiving groove comprises an inner sidewall and a bottom wall perpendicular to the inner sidewall, the main body defines a pair of positioning cutouts correspondingly at two parallel peripheries of the inner sidewall, the second plug forms a pair of positioning protrusions at two peripheries of the outer wall, when the second plug is inserted into the second receiving groove, the positioning protrusions are correspondingly inserted into the positioning cutouts to fasten the second plug into the second receiving groove. ### Claim 10 (depends on 9) The protection case of claim 9, wherein the main body defines a receiving channel encircling the first interface through hole and the second interface through hole in the bottom wall, the second plug forms a sealing protrusion extending along the periphery of the inner wall and encircles the first protrusion and the second protrusion, when the second plug is inserted into the second receiving groove, the sealing protrusion is inserted into the receiving channel. ### Claim 11 (depends on 10) The protection case of claim 10, wherein the first interface through hole is substantially rectangular, the second interface through hole is circular. ### Claim 12 (depends on 11) The protection case of claim 11, wherein the main body is made of a soft resin which is resistant to electromagnetic interference or radiation. ### Claim 13 A case for protecting an electronic device, comprising: a main body covering at least a portion of the electronic device; a hole defined in the main body and facing an interface port of the electronic device to expose the interface port; and a groove defined on an external surface of the main body, wherein the hole is located in the groove, moisture existing in the air is gathered in the groove. ### Claim 14 (depends on 13) The case of claim 13, further comprising a protrusion formed in the groove, the hole is formed in a top end of the protrusion. ### Claim 15 (depends on 14) The case of claim 14, further comprising a plug insertable into the groove to block a communication between the hole and the interface port of the electronic device. ### Claim 16 (depends on 15) The case of claim 15, wherein the plug comprises a first surface and a second surface, the first surface covers the hole, and the second surface has a shape matching with a shape of the groove.