Apparatus for holding reading material binder

作者: Jr. Edward A. Ross

DOI:

关键词: Hand heldFastenerSlippingEngineeringEngineering drawing

摘要: A holder apparatus acts in frictional cooperation with books, notebooks, folders, and other hand held rigid or semi-rigid binders containing reading material. The allows one-handed manipulation of the book, notebook, folder, binder free accidental dropping slipping. strap having inelastic elastic portions, fasteners on each end, to encircle folder binder. releasably attach piece attached is adapted receive a person's easy holding pencil book mark may also be strap. single fastener an opening at least one finger attaches holds

参考文章(13)
Maynard Ramsey, Single hand notebook ,(1989)
Wilbur J. O'Neill, Grip for a hand held portable device ,(1976)
Kenneth E. Schad, Gladys Quintana, Stretchable adjustable book marker ,(1992)
James P. Flynn, Securing strap and fastener ,(1987)
Edward H Beck, Pencil-holder and book-mark. ,(1904)