Shoes Capable of Buffering Shock by Air Circulation

Abstract

The present invention relates to an air-circulation type shock buffering footwear which can absorb and alleviate a shock applied on a foot, allow the air ventilation through the inside and give a pleasant and comfortable feeling to the wearer for many hours. The inventive shoe comprises the first and second air rooms formed respectively in the front and rear of and on the underside of the middle sole layer, said first and second air rooms communicating with each other through passages; a plurality of sucking holes formed in the inner sole layer to communicate with throughholes of the first air room; the first and second buffering members respectively incorporated in the first and second air rooms for both alleviating shock and circulating the air; the first check valve disposed in the front of the second air room to open or close the passages; and the second check valve disposed in the rear of the second check valve to communicate with the outside so as to discharge the air.

1 . An air-circulation type shock buffering footwear, with an inner sole layer ( 10 ), a middle sole layer ( 20 ) and a bottom sole piece ( 30 ), characterized, in that the footwear (S 1 ) includes further the first and second air rooms ( 22  and  23 ) formed respectively in the front and rear of and on the underside of the middle sole layer ( 20 ), said first and second air rooms communicating with each other through passages ( 21 ); a plurality of sucking holes ( 11 ) formed in the inner sole layer ( 10 ) to communicate with through-holes ( 22   a ) of the first air room ( 22 ); the first and second buffering members ( 40  and  50 ) respectively incorporated in the first and second air rooms ( 22  and  23 ) for both alleviating shock and circulating the air; the first check valve ( 60 ) disposed in the front of the second air room ( 23 ) to open or close the passages ( 21 ); and the second check valve ( 70 ) disposed in the rear of the second check valve ( 23 ) to communicate with the outside so as to discharge the air.  
     
     
         2 . The air-circulation type shock buffering footwear according to  claim 1 , wherein the first buffering member ( 40 ) communicates with through-holes ( 22   a ) of the first air room ( 22 ), and comprise downward flexible buffering tubes ( 41 ) formed with plural cutout parts ( 41   a ).  
     
     
         3 . The air-circulation type shock buffering footwear according to  claim 2 , wherein the buffering tubes ( 41 ) are formed integrally with the middle sole layer ( 20 ).  
     
     
         4 . The air-circulation type shock buffering footwear according to  claim 1 , wherein the first buffering member ( 40 ) comprises a plurality of corrugated tubes ( 44 ) and guiding tubes ( 45 ) formed respectively to correspond to a top and bottom plate ( 42  and  43 ) and combined with each other; sucking tubes ( 46 ) projecting into the corrugated tubes ( 44 ); projections ( 47 ) projecting inside the guiding tubes ( 45 ) to open or close the sucking tubes ( 46 ); passages ( 48 ) formed on the top of the bottom plate ( 43 ) to communicate with the guiding tubes ( 45 ); and springs ( 49 ) disposed inside the corrugated tubes ( 44 ) and the first air room ( 22 ) is formed with a passage ( 22   b ) to communicate with the sucking tubes ( 45 ).  
     
     
         5 . The air-circulation type shock buffering footwear according to  claim 1 , wherein the second buffering member ( 50 ) comprises a plurality of corrugated tubes ( 53 ) and guiding tubes ( 54 ) formed respectively to correspond to a top and bottom plate ( 51  and  52 ) and combined with each other; sucking tubes ( 55 ) projecting into the corrugated tubes ( 53 ); projections ( 56 ) projecting inside the guiding tubes ( 54 ) to open or close the sucking tubes ( 55 ); passages ( 57 ) formed on the top of the bottom plate ( 52 ) to communicate with the guiding tubes ( 54 ); and springs ( 58 ) disposed inside the corrugated tubes ( 53 ) and the second air room ( 23 ) is formed with a passage ( 23   a ) to communicate with the sucking tubes ( 55 ).  
     
     
         6 . An air-circulation type shock buffering footwear with an inner sole layer ( 100 ), a middle sole layer ( 200 ) and a bottom sole piece ( 300 ), characterized in that the footwear (S 2 ) includes further the first and second air rooms ( 320  and  330 ) formed respectively in the front and rear of and on the bottom sole piece ( 300 ), the first and second air rooms communicating with each other through passages ( 310 ); a plurality of sucking holes ( 110  and  210 ) formed respectively in the inner and middle sole layers ( 100  and  200 ), said sucking holes communicating with the first air room ( 320 ); the first and second buffering members ( 400  and  500 ) respectively disposed in the first and second air rooms ( 320  and  330 ) for both alleviating shock and circulating the air; the first check valve ( 600 ) disposed in the front of the second air room ( 330 ) to open or close the passages ( 310 ); and the second check valve ( 700 ) disposed in the rear of the second air room ( 330 ) to communicate with the outside so as to discharge the air.  
     
     
         7 . The air-circulation type shock buffering footwear according to  claim 6 , wherein the first buffering member ( 40 ) communicates with the sucking holes ( 210 ) of the middle sole layer ( 200 ), and comprise downward flexible buffering tubes ( 410 ) formed with plural cutout parts ( 411 ).  
     
     
         8 . The air-circulation type shock buffering footwear according to  claim 7 , wherein the buffering tubes ( 410 ) are formed integrally with the middle sole layer ( 200 ).  
     
     
         9 . The air-circulation type shock buffering footwear according to  claim 6 , wherein the first buffering member ( 400 ) comprises a plurality of corrugated tubes ( 440 ) and guiding tubes ( 450 ) formed respectively to correspond to a top and bottom plate ( 420  and  430 ) and combined with each other; sucking tubes ( 460 ) projecting into the corrugated tubes ( 440 ); projections ( 470 ) projecting inside the guiding tubes ( 450 ) to open or close the sucking tubes ( 460 ); passages ( 480 ) formed on the top of the bottom plate ( 430 ) to communicate with the guiding tubes ( 450 ); and springs ( 490 ) disposed inside the corrugated tubes ( 440 ) and a passage ( 220 ) is formed on the underside of the middle sole layer ( 200 ) to communicate with the suction tubes ( 460 ).  
     
     
         10 . The air-circulation type shock buffering footwear according to  claim 6 , wherein the second buffering member ( 500 ) comprises a plurality of corrugated tubes ( 530 ) and guiding tubes ( 540 ) formed respectively to correspond to a top and bottom plate ( 510  and  520 ) and combined with each other; sucking tubes ( 550 ) projecting into the corrugated tubes ( 530 ); projections ( 560 ) projecting inside the guiding tubes ( 540 ) to open or close the sucking tubes ( 550 ); passages ( 570 ) formed on the top of the bottom plate ( 520 ) to communicate with the guiding tubes ( 540 ); and springs ( 580 ) disposed inside the corrugated tubes ( 530 ) and a passage ( 230 ) is formed on the underside of the middle sole layer ( 200 ) to communicate with the suction tubes ( 550 ).  
     
     
         11 . An air-circulation type shock buffering footwear with an inner sole layer ( 1000 ), a middle sole layer ( 2000 ) and a bottom sole piece ( 3000 ), characterized in that the footwear (S 3 ) includes further an air room ( 3100 ) formed in the rear top of the bottom sole piece ( 3000 ); a plurality of passages ( 3200 ) extending from the air room ( 3100 ) toward the front; a plurality of sucking holes ( 1100  and  2100 ) formed in the front of the inner and middle sole layers ( 1000  and  2000 ) in a manner of communicating with the passages ( 3200 ); a buffering member ( 4000 ) incorporated in the air room ( 3100 ) for both alleviating shock and circulating air; the first check valve ( 5000 ) disposed in the front of the air room ( 3100 ) to open or close the passages ( 3200 ); and the second check valve ( 6000 ) disposed in the rear of the air room ( 3100 ) so as to communicate with the outside to discharge the air.  
     
     
         12 . An air-circulation type shock buffering footwear provided with an inner sole layer (A 10 ) and a bottom sole piece (A 20 ), characterized in that the footwear (S 4 ) includes further a plurality of sucking holes (A 11 ) perforated in the front of the inner sole layer (A 10 ) and a passage (A 12 ) formed on the rear underside of the inner sole layer (A 10 ); an air room (A 21 ) formed on the rear top of the bottom sole piece (A 20 ), said air room being provided with plural nuts (A 21   a ) vertically extending through the bottom sole piece, and passages (A 22 ) extending toward the front, starting from the air room (A 21 ); a buffering member (A 30 ) disposed on the air room (A 21 ), said buffering member being provided with plural corrugated tubes (A 31 ) and sucking tubes (A 32 ); a prop member (A 40 ) disposed under the buffering member (A 30 ), said prop member being provided with plural guiding tubes (A 41 ), assembling holes (A 42 ) and passages (A 43 ); a plurality of springs (A 50 ) inserted in the corrugated tubes (A 31 ) said springs having been introduced through the assembling holes (A 42 ) a plurality of supporting members (A 60 ) fitted in assembling holes (A 42 ), each of said supporting members being provided with a screw (A 61 ) to engage with a nut (A 21   a ), a projection (A 62 ) to open or close a sucking tube (A 32 ) and a passage (A 63 ); and first check valves (A 70 ) disposed in the air room (A 21 ) to open or close the passages (A 22 ) and a second check valve (A 80 ) to discharge air to the outside.  
     
     
         13 . The air-circulation type shock buffering footwear according to  claim 12 , wherein a recess (A 61   a ) is formed on the bottom of each of the screws (A 61 ) of the supporting members (A 60 ) for easy screwing or unscrewing.  
     
     
         14 . The air-circulation type shock buffering footwear according to  claim 12 , wherein a slippage preventing irregularity (A 61   b ) is formed protrusively on the bottom of each of the screws (A 61 ) of the supporting members (A 60 ).  
     
     
         15 . The air-circulation type shock buffering footwear according to  claim 12 , wherein the supporting members (A 60 ) are formed integrally with the screws (A 61 ).  
     
     
         16 . The air-circulation type shock buffering footwear according to  claim 12 , wherein an air room (A 23 ) is formed also on the front top of the bottom sole piece (A 20 ) so as to communicate with passages (A 22 ), this air room (A 23 ) is also provided with plural nuts (A 23   a ) vertically extending through the bottom piece, a buffering member (A 30 ) as well as a prop member (A 40 ) and springs (A 50 ) are also disposed on the air room (A 23 ), supporting members (A 60 ) are screw-assembled to the nuts (A 23   a ) and a passage (A 13 ) is also formed on the front underside of the inner sole layer (A 10 ).  
     
     
         17 . He air-circulation type shock buffering footwear according to  claim 12  or  16 , wherein an auxiliary bottom piece (A 90 ) is attached on the rear underside of the bottom sole piece (A 20 ).  
     
     
         18 . The air-circulation type shock buffering footwear according to  claim 12  or  16 , wherein the first valve installing grove (A 24 ) is formed in the rear of a passage (A 22 ), the second valve installing grooves (A 25 ) are disposed respectively on the both upper sides in the rear of the bottom sole piece (A 20 ), said second valve installing grooves each provided with a hole (A 25   a ) communicating with the air room (A 21 ) and with a hole (A 25   b ) communicating with the outside, the first check valve (A 70 ) is fitted in the first valve installing grove (A 24 ) and the second check valves (A 80 ) are respectively fitted in the both second valve installing grooves (A 25 ).  
     
     
         19 . The air-circulation type shock buffering footwear according to  claim 18 , wherein the first or second check valve (A 70  or A 80 ) comprises a housing (A 71  or A 81 ) having an inlet (A 71   a  or  81   a ) as well as an outlet (A 71   b  or A 81   b ), a shaft pin (A 71   c  or A 81   c ) and spouting openings (A 71   d  or A 81   d ); a valve plate (A 72  or A 82 ) formed with a shaft hole (A 72   a  or A 82   a ), the valve plate being intended to open or close the spouting openings (A 71   d  or A 81   d ), the shaft hole receiving a shaft pin (A 71   c  or A 81   c ); and a cap (A 73  or A 83 ) to be combined with the housing (A 71  or A 81 ) to prevent the valve plate (A 72  or A 82 ) from falling.  
     
     
         20 . The air-circulation type shock buffering footwear according to  claim 18 , wherein a projection (A 71   e  or A 81   e ) for securing position is provided protrusively on one side of the outer surface of the housing (A 71  or A 81 ), and the first or second valve installing groove (A 24  or A 25 ) is formed with a projection receiving slot (A 24   a  or A 25   c ) to receive the projection (A 71   e  or A 81   e ).