Seal for a vacuum material lifter

申请号 US14829827 申请日 2015-08-19 公开(公告)号 US09885419B2 公开(公告)日 2018-02-06
申请人 Vacuworx Global LLC; 发明人 Robert Denton; James Ray Podesta; William Solomon;
摘要 A seal for a vacuum lifter and method of manufacture wherein the seal has a continuous unbroken outer fluid resistant skin of elastomer which forms a boundary around a homogeneous cellular structure with no interior seams or joints.
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