Waterproof case for electronic device

Abstract

A waterproof case for an electronic device is provided. The waterproof case includes: a body; a door coupled to the body, and opening and closing the body while pivotally rotating; an elastic member disposed in the body and applying elastic force to the electronic device; and a double locking unit which locks the door twice.

What is claimed is: 
     
         1 . A waterproof case for an electronic device, comprising:
 a body;   a door coupled to the body, and opening and closing the body while pivotally rotating;   an elastic member disposed in the body and applying elastic force to the electronic device; and   a double locking unit which locks the door twice.   
     
     
         2 . The waterproof case for an electronic device as claimed in  claim 1 , wherein the elastic member is any one of elastic bands made of a rubber material, a plate spring, and a coil spring. 
     
     
         3 . The waterproof case for an electronic device as claimed in  claim 1 , further comprising:
 a body;   a door coupled to a lower portion of the body, and opening and closing the body while pivotally rotating;   an elastic member disposed in the body, which separates the electronic device from the body by elastic force when the door is open; and   a double locking unit which locks the door twice.   
     
     
         4 . The waterproof case for an electronic device as claimed in  claim 3 , wherein the body comprises:
 a front cover;   a window disposed on a front surface of the front cover; and   a rear cover disposed on a rear surface of the front cover.   
     
     
         5 . The waterproof case for an electronic device as claimed in  claim 4 , wherein the front cover and the rear cover are adhered by an ultrasonic welding. 
     
     
         6 . The waterproof case for an electronic device as claimed in  claim 3 , wherein the window is made of a transparent material. 
     
     
         7 . The waterproof case for an electronic device as claimed in  claim 3 , wherein the door further includes a hinge pivotally connected to the body, an earphone jack cover, an interface cover, and waterproof members which waterproof a microphone hole and a speaker hole formed therein. 
     
     
         8 . The waterproof case for an electronic device as claimed in  claim 3 , wherein the elastic member includes an elastic band, at both ends of which fixing holes are formed and coupled to protrusions formed on the body, so as to fix the elastic member to the body. 
     
     
         9 . The waterproof case for an electronic device as claimed in  claim 8 , wherein the elastic band is made of a rubber material. 
     
     
         10 . The waterproof case for an electronic device as claimed in  claim 3 , wherein the elastic member includes a plate spring, at one end of which at least one fixing hole is formed and coupled to at least one protrusion formed on the body, so as to fix the plate spring to the body. 
     
     
         11 . The waterproof case for an electronic device as claimed in  claim 3 , wherein the elastic member includes a coil spring, one end of which is fixed to a fixing part formed on the body and other end of which is coupled to a moving part disposed in the body, which is expanded and compressed according to a movement of the moving part while being in contact with the electronic device. 
     
     
         12 . The waterproof case for an electronic device as claimed in  claim 3 , wherein the double locking unit comprises:
 a locking hole formed in the body;   a first locker formed on the door, which is released from the locking hole when the door rotates;   a locking groove formed in the body; and   a second locker movably disposed in the locking groove, which supports a locking of the first locker and help a releasing of the first locker while moving along the locking groove.   
     
     
         13 . The waterproof case for an electronic device as claimed in  claim 12 , wherein the second locker includes at least one stopping protrusion formed the body, and at least one stopping groove which restricts a movement of the second locker while the stopping protrusion is engaged with the stopping groove. 
     
     
         14 . The waterproof case for an electronic device as claimed in  claim 13 , wherein the stooping groove includes a first stopping groove engaged with a first stopping protrusion which is formed on the body, and a second stopping groove engaged with a second stopping protrusion which is formed on the body. 
     
     
         15 . A waterproof case for an electronic device with a fingerprint recognition unit, the waterproof case comprising:
 a window which is provided in the body; and   a fingerprint recognition cover which is provided on the window so as to be opposite to the fingerprint recognition unit, and is formed to have a different thickness from that of the window.   
     
     
         16 . The waterproof case for an electronic device as claimed in  claim 15 , further comprising:
 a body which has an opening portion to open the fingerprint recognition unit;   a window which is provided in the body;   a fingerprint recognition unit coupling portion which is formed on the window, and is attached to an edge of the opening portion;   a first adhering portion which adheres the window to the body;   a fingerprint recognition cover which is attached to the fingerprint recognition unit coupling portion so as to be opposite to the fingerprint recognition unit, and has a different thickness from that of the window; and   a second adhering portion which adheres the fingerprint recognition cover to the fingerprint recognition unit coupling portion.   
     
     
         17 . The waterproof case for an electronic device as claimed in  claim 16 , wherein the fingerprint recognition cover has a thinner thickness than that of the window. 
     
     
         18 . The waterproof case for an electronic device as claimed in  claim 16 , wherein the first and second adhering portions include any one of an adhesive tape or an adhesive agent. 
     
     
         19 . The waterproof case for an electronic device as claimed in  claim 16 , wherein the first adhering portion further comprises a coupling adhering portion to attach the fingerprint recognition unit coupling portion to the opening portion. 
     
     
         20 . A waterproof case for an electronic device with a fingerprint recognition unit, the waterproof case comprising:
 a body which has an opening portion to open the fingerprint recognition unit;   a window which is provided in the body;   a fingerprint recognition cover which is integrally formed on the window and opposite to the fingerprint recognition unit;   a film member which is provided on an inner surface or an outer surface of the window so that the window and the fingerprint recognition cover have different thicknesses; and   an adhering portion which attaches the window provided with the film member to the body.   
     
     
         21 . The waterproof case for an electronic device as claimed in  claim 20 , wherein the film member has a thinner thickness than that of the window. 
     
     
         22 . The waterproof case for an electronic device as claimed in  claim 20 , wherein the adhering portion includes any one of an adhesive tape or an adhesive agent. 
     
     
         23 . The waterproof case for an electronic device as claimed in  claim 20 , wherein the adhering portion further comprises a cover adhering portion which is adhered to at an edge of an upper surface of the fingerprint recognition cover, and attaches the fingerprint recognition cover to the opening portion. 
     
     
         24 . A waterproof case for an electronic device with a fingerprint recognition unit, the waterproof case comprising:
 a body which has an opening portion to open the fingerprint recognition unit;   a window which is provided in the body;   a fingerprint recognition cover which is integrally formed on the window and opposite to the fingerprint recognition unit;   a protrusion portion which is convexly and integrally formed on an inner surface or an outer surface of the window so that the window and the fingerprint recognition cover have different thicknesses; and   an adhering portion which attaches the window provided and the fingerprint recognition cover to the body.   
     
     
         25 . The waterproof case for an electronic device as claimed in  claim 24 , wherein the fingerprint recognition cover has a thinner thickness than that of the window. 
     
     
         26 . The waterproof case for an electronic device as claimed in  claim 24 , wherein the adhering portion includes any one of an adhesive tape or an adhesive agent.