Patent ID: 8266869
Filing Date: 2012-09-18
Classification: B29C,B29L,B65B

Abstract:
1. A manual cup sealer comprising: a frame unit, said frame unit comprising a horizontal bottom plate and two upright side panels perpendicularly upwardly extended from a top wall of said horizontal bottom plate at two opposite lateral sides, each said upright side panel having a horizontal sliding slot disposed near a bottom side thereof, a pivot hole disposed near a rear upper side thereof, a locating hole disposed near an upper front side thereof and an elongated guide slot vertically disposed at a lower front side thereof; a transmission shaft rotatably inserted through the pivot holes of the two upright side panels of said frame unit, said transmission shaft having a pivot member and a stop rod respectively obliquely extended from the periphery thereof at front and rear sides; a connection plate, said connection plate having a first end thereof pivotally connected to the pivot member at said transmission shaft and a second end thereof for connection to an upper rear part of a first link; a first link, said first link having a coupling hole located on one end thereof and pivotally coupled to said transmission shaft and a locating hole located on an opposite end thereof; a first spring member, said first spring member having one end thereof fastened to the locating hole of said first link and an opposite end thereof for fastening to a bottom side of a carrier board; a second link, said second link having a coupling hole located on a rear end thereof and pivotally coupled to said transmission shaft, a stop edge located on the rear end adjacent to the stop rod of said transmission shaft and a pivot hole located on a front end thereof; a pivot member inserted through the pivot hole of said second link and connected between the two upright side panels of said frame unit; a die link, said die link comprising a bracket, said bracket comprising two upright sidewalls respectively disposed adjacent to the elongated guide slot at each of said two upright side panels of said frame unit, an axle inserted through the elongated guide slot at each of said two upright side panels of said frame unit and affixed to the two upright sidewalls of said bracket, two second spring members each having a bottom end respectively fastened to two distal ends of said axle and a top end respectively fastened to said upright side panels of said frame unit, and a plurality of drag members, each said drag member having a bottom coupling hole pivotally coupled to said axle and a top coupling portion pivotally coupled to the pivot hole of said second link by a pivot; an upper electric heat sealing die, said upper electric heat sealing die comprising a top wall affixed to said bracket of said die link, a temperature sensor mounted on the top wall thereof and connected with a power wire for heating temperature control and a plurality of guide holes located on a bottom wall thereof; a sliding carrier board, said sliding carrier board comprising two side rails respectively located on two opposite lateral sides thereof and respectively slidably coupled to the horizontal sliding slots of said opposite upright side panels of said frame unit and a bottom locating portion connected to the opposite end of said first spring member; and a lower electric heat sealing die fixedly mounted on a front side of said sliding carrier board, said lower electric heat sealing die comprising a center accommodation hole and an annular top flange protruded from a top wall thereof around said center accommodation hole for stopping against a bottom wall of said upper electric heat sealing die.