Zipper head assembly structure

Abstract

The present invention provides a zipper head assembly structure. The zipper head assembly structure includes a sliding member, an elastic member and a retaining member. The sliding member has a base portion, a first lateral wall portion, a second lateral wall portion and a seat portion. The base portion has at least one retaining block. The retaining block has an inner surface inclined at an adjustable angle relative to an inner surface of the base portion. The retaining member has a positioning portion disposed on an end thereof and a retaining body disposed on another end thereof. Therefore, the retaining portion can be restricted by the bottom side surface of the at least one retaining block and can be movably retained on a predetermined plane without being changed by a change of the adjustable angle.

1 . A zipper head assembly structure, comprising:
 a sliding assembly including a sliding member, an elastic member and a retaining member, the sliding member having a base portion, a first lateral wall portion, a second lateral wall portion and a seat portion, wherein the first lateral wall portion and the second lateral wall portion extend respectively upwardly from two opposite lateral sides of the base portion, the first lateral wall portion and the second lateral wall portion correspond to each other and are connected to a front side portion of the base portion, the seat portion is disposed on the base portion and is connected to a rear side portion of the base portion, the seat portion has a positioning through hole formed between the first lateral wall portion and the second lateral wall portion, and the elastic member is disposed on the seat portion to elastically abut against the retaining member; and   a pulling member movably mated with the retaining member;   wherein the seat portion has at least one retaining block and at least one through opening adjacent to the at least one retaining block, the at least one retaining block has an inner surface extending inwardly from an inner surface of the seat portion, the inner surface of the at least one retaining block is inclined at an adjustable angle relative to the inner surface of the seat portion, and the at least one retaining block has a top side surface, a bottom side surface opposite to the top side surface, and a front surface connected between the top side surface and the bottom side surface;   wherein the retaining member has a positioning portion disposed on an end thereof for passing through the positioning through hole, the retaining member has a retaining portion disposed on another end thereof, and the retaining portion is restricted by the bottom side surface of the at least one retaining block and is movably retained on a predetermined plane without being changed by a change of the adjustable angle;   wherein the elastic member has a fixing portion fixed on the seat portion, and a thickness of the elastic portion is smaller than a thickness of the fixing portion.   
     
     
         2 . The zipper head assembly structure of  claim 1 , wherein the elastic member has an elastic portion extending from the fixing portion, and an abutting portion extending from the elastic portion for abutting against the retaining member, and the retaining member is movably disposed on the seat portion for movably contacting the elastic member. 
     
     
         3 . The zipper head assembly structure of  claim 2 , wherein the fixing portion has a front fixing section, a rear fixing section connected to the elastic portion, and a middle fixing section connected between the front fixing section and the rear fixing section, a width of the rear fixing section is smaller than a width of the front fixing section, and a width of the middle fixing section is decreased gradually from the front fixing section to the rear fixing section, wherein the rear fixing section has a first fixing section connected to the middle fixing section and a second fixing section connected between the first fixing section and the elastic portion, the thickness of the elastic portion is smaller than a thickness of the first fixing section and a thickness of the second fixing section of the rear fixing section, and the thickness of the second fixing section is decreased gradually from the first fixing section to the elastic portion. 
     
     
         4 . The zipper head assembly structure of  claim 2 , wherein the fixing portion has a front fixing section, a rear fixing section connected to the elastic portion, and a middle fixing section connected between the front fixing section and the rear fixing section, a width of the rear fixing section is smaller than a width of the front fixing section, and a width of the middle fixing section is decreased gradually from the front fixing section to the rear fixing section, wherein the seat portion has a front retaining section for fixing the front fixing section, a rear retaining section for fixing the rear fixing section, and a middle retaining section connected between the front retaining section and the rear retaining section for fixing the middle fixing section, a width of the rear retaining section is smaller than a width of the front retaining section, and a width of the middle retaining section is decreased gradually from the front retaining section to the rear retaining section, wherein a width of the abutting portion is larger than a width of the elastic portion, and the abutting portion has an inclined chamfer formed on an end thereof for slidably contacting the retaining member so as to increase a contact area between the abutting portion and the retaining member. 
     
     
         5 . (canceled) 
     
     
         6 . (canceled) 
     
     
         7 . (canceled) 
     
     
         8 . The zipper head assembly structure of  claim 1 , wherein the seat portion has at least one outer groove formed on an outer surface thereof, and the at least one retaining block extends inwardly from the at least one outer groove. 
     
     
         9 . The zipper head assembly structure of  claim 1 , wherein the seat portion has at least one inner groove formed on the inner surface thereof, and the at least one retaining block extends inwardly from the at least one inner groove. 
     
     
         10 . The zipper head assembly structure of  claim 1 , wherein the seat portion has at least one outer groove formed on an outer surface thereof, the seat portion has at least one inner groove formed on the inner surface thereof, and the at least one retaining block extends inwardly from the at least one outer groove and the at least one inner groove. 
     
     
         11 . A zipper head assembly structure, comprising:
 a sliding assembly including a sliding member, an elastic member and a retaining member, the sliding member having a base portion, a first lateral wall portion, a second lateral wall portion and a seat portion, wherein the first lateral wall portion and the second lateral wall portion extend respectively upwardly from two opposite lateral sides of the base portion, the first lateral wall portion and the second lateral wall portion correspond to each other and are connected to a front side portion of the base portion, the seat portion is disposed on the base portion and is connected to a rear side portion of the base portion, the seat portion has a positioning through hole formed between the first lateral wall portion and the second lateral wall portion, and the elastic member is disposed on the seat portion to elastically abut against the retaining member; and   a pulling member movably mated with the retaining member;   wherein the seat portion has at least one retaining block and at least one through opening adjacent to the at least one retaining block, the at least one retaining block has an inner surface extending inwardly from an inner surface of the seat portion, the inner surface of the at least one retaining block is inclined at an adjustable angle relative to the inner surface of the seat portion, and the at least one retaining block has a top side surface, a bottom side surface opposite to the top side surface, and a front surface connected between the top side surface and the bottom side surface;   wherein the retaining member has a positioning portion disposed on an end thereof for passing through the positioning through hole, the retaining member has a retaining portion disposed on another end thereof, and the retaining portion is restricted by the bottom side surface of the at least one retaining block and is movably retained on a predetermined plane without being changed by a change of the adjustable angle;   wherein the elastic member has a first fixing portion fixed on the seat portion, and a thickness of the elastic portion is smaller than a thickness of the first fixing portion for increasing an elastic coefficient provided by the elastic portion.   
     
     
         12 . The zipper head assembly structure of  claim 11 , wherein the elastic member has a second fixing portion fixed on the seat portion, an exposed portion connected between the first fixing portion and the second fixing portion and exposed out of the seat portion, an elastic portion extending from the first fixing portion, and an abutting portion extending from the elastic portion for abutting against the retaining member, and the retaining member is movably disposed on the seat portion for movably contacting the abutting portion of the elastic member. 
     
     
         13 . The zipper head assembly structure of  claim 12 , wherein the first fixing portion has a front fixing section, a rear fixing section connected to the elastic portion, and a middle fixing section connected between the front fixing section and the rear fixing section, a width of the rear fixing section is smaller than a width of the front fixing section, and a width of the middle fixing section is decreased gradually from the front fixing section to the rear fixing section, wherein the rear fixing section has a first fixing section connected to the middle fixing section and a second fixing section connected between the first fixing section and the elastic portion, the thickness of the elastic portion is smaller than a thickness of the first fixing section and a thickness of the second fixing section of the rear fixing section, and the thickness of the second fixing section is decreased gradually from the first fixing section to the elastic portion, wherein the thickness of the first fixing portion, a thickness of the second fixing portion, and a thickness of the exposed portion are substantially the same, the thickness of the elastic portion and a thickness of the abutting portion are substantially the same, a width of the abutting portion is larger than or substantially equal to a width of the elastic portion, and the retaining member has a uniform thickness. 
     
     
         14 . The zipper head assembly structure of  claim 12 , wherein the first fixing portion has a front fixing section, a rear fixing section connected to the elastic portion, and a middle fixing section connected between the front fixing section and the rear fixing section, a width of the rear fixing section is smaller than a width of the front fixing section, and a width of the middle fixing section is decreased gradually from the front fixing section to the rear fixing section, wherein the seat portion has a front retaining section for fixing the front fixing section, a rear retaining section for fixing the rear fixing section, a middle retaining section connected between the front retaining section and the rear retaining section for fixing the middle fixing section, and an auxiliary retaining section separated from the front retaining section for fixing the second fixing portion, a width of the rear retaining section is smaller than a width of the front retaining section, and a width of the middle retaining section is decreased gradually from the front retaining section to the rear retaining section. 
     
     
         15 . The zipper head assembly structure of  claim 11 , wherein the seat portion has at least one outer groove formed on an outer surface thereof, and the at least one retaining block extends inwardly from the at least one outer groove. 
     
     
         16 . The zipper head assembly structure of  claim 11 , wherein the seat portion has at least one inner groove formed on the inner surface thereof, and the at least one retaining block extends inwardly from the at least one inner groove. 
     
     
         17 . The zipper head assembly structure of  claim 11 , wherein the seat portion has at least one outer groove formed on an outer surface thereof, the seat portion has at least one inner groove formed on the inner surface thereof, and the at least one retaining block extends inwardly from the at least one outer groove and the at least one inner groove.