公开(公告)号：US20160176668A1

公开(公告)日：2016-06-23

申请号：US15054174

申请日：2016-02-26

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Kevin B. Newhouse ,  Bruce E. Tait ,  Terence A. Lee ,  Christopher M. Eastman ,  Arlie J. Cecil ,  Andrew F. Neitzel

IPC: B65H18/10 ,  B65H18/28

CPC classification number: B65H18/10 ,  B65H18/28 ,  B65H19/20 ,  B65H19/28 ,  B65H19/283 ,  B65H75/10 ,  B65H75/28 ,  B65H2301/51512 ,  B65H2408/23

Abstract: The disclosure generally relates to a film roll core used for winding a polymeric film around, an apparatus for winding the polymeric film on the film roll core, a process of winding the polymeric film on the film roll core, and a rolled film on the film roll core. The disclosure more particularly relates to an open gap film roll core that is capable of reducing defects in wound films.

公开(公告)号：US20140341699A1

公开(公告)日：2014-11-20

申请号：US14369922

申请日：2012-12-28

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： Waldo L. Lopez ,  Bruce E. Tait ,  Fred J. Roska ,  Kevin B. Newhouse

IPC: B25J15/06

CPC classification number: B25J15/0616 ,  B65G49/061 ,  B65G2249/045 ,  H01L21/6838

Abstract: Vacuum effectors comprising: (a) a wall defining an enclosed opening and having a rim defining a lip plane; (b) a negative pressure source; (c) a shroud covering the rim; and (d) optionally a permeable support member spanning the enclosed opening, the support member being substantially planar and recessed a selected depth from the lip plane. Also, methods of manipulating work pieces using such vacuum effectors.

Abstract translation: 真空效应器包括：（a）限定封闭开口并具有限定唇平面的边缘的壁; （b）负压源; （c）覆盖轮辋的护罩; 和（d）任选地跨越所述封闭开口的可渗透支撑构件，所述支撑构件基本上是平面的并且从所述唇平面凹入选定的深度。 此外，使用这种真空效应器来操纵工件的方法。