Patent ID: 8061369

Claim:
A hair clip for beauty shop comprising: an upper clip piece( 10 ) having: a convex shaped first curvature portion having a proximal and distal end; said first curvature portion having a pair of hinge holes ( 11 a ) located on opposite sides at the distal end thereof and a pair of spring support holes ( 11 b ), one located proximal each of the hinge holes; a pressing plate ( 12 ) located adjacent to the proximal end of the first curvature portion ( 11 ) having a recess in a bottom surface thereof adjacent the proximal end of the first curvature portion and a protrusion ( 12 a ) extending upwardly from a top surface opposite the recess; and a pair of brackets extending downwardly from and located on opposite sides of the pressing plate ( 12 ) adjacent the protrusion ( 12 a ), each having a joint hole ( 13 a ) extending there through; a finger ( 20 ) having a pair of fixed shafts ( 21 ) at a proximal end thereof, said shafts facing toward each other from opposite sides of the finger, said shafts being inserted into the hinge holes ( 11 a ) on the upper clip piece ( 10 ); and a pair of support holes ( 22 ) disposed on opposite sides medially of the finger; a pressing member ( 30 ) having a rectilinear shape; a support protuberance ( 31 ) extending transversely across and outwardly from a distal end of the pressing member and engaging the support holes ( 22 ) of the finger ( 20 ); a support projection ( 32 ) located on an upper surface of the pressing member at a proximal end thereof engaged in the recess in the upper clip piece ( 10 ); a number of support convex parts ( 33 ) on the bottom surface of the pressing member ( 30 ) along its length for holding hair; a substantially U-shaped spring ( 40 ) having two ends, each end mounted in a respective spring support hole ( 11 b ) of the upper clip piece ( 10 ), said spring being biased toward a bottom surface of the finger ( 20 ) to support the biased rotation of the finger ( 20 ) according to the volume of hair; a lower clip piece ( 50 ) comprising: a convex-shaped second curvature portion ( 51 ) corresponding to the first curvature portion of the upper clip piece ( 10 ) having a pair of brackets ( 52 ), each having joint holes ( 52 a ) extending therethrough, extending upwardly from opposing sides of a proximal end of the lower clip piece; and a supporting plate ( 53 ) located adjacent the proximal end of the lower clip piece ( 50 ) corresponding to the pressing plate ( 12 ) of the upper clip piece ( 10 ); a torsion spring (S) located between the brackets ( 13 ) of the upper and lower clip pieces; and a rivet (R) extending through the spring (S) and engaging the holes ( 13 a and 52 ) in the brackets of the upper and lower clip pieces.