发明名称 Spring action male condom
摘要 A spring on spring condom has one spring action established by the elasticity of the condom material and the spring on spring condom has another spring action established by a spring formation on the condom that is attributable to a combination of the shape of the spring formation and the elasticity of the condom material; a method for forming the condom includes the steps of providing a mold having a spring shape on the exterior of a dipping mold adjacent the end thereof and dipping the mold into an elastomeric material for forming a thin layer of material thereover that when removed from the mold will have the configuration of a spring on spring condom.
申请公布号 US6000398(A) 申请公布日期 1999.12.14
申请号 US19980186797 申请日期 1998.11.05
申请人 ALLA, RAVIKUMAR;ALLA, MADHUSUDHAN;ALLA, RAGHUNATHA;REDDY, ALLA V. K. 发明人 ALLA, RAVIKUMAR;ALLA, MADHUSUDHAN;ALLA, RAGHUNATHA;REDDY, ALLA V. K.
分类号 A61F6/04;(IPC1-7):A61F6/04 主分类号 A61F6/04
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