Cassette filter ejector
AssigneeThe Regents of the University of California
InventorWilliam J. Popendorf
Life of this patent
Estimating the term…
Abstract
A filter disc ejector has a base with an upstanding central post and with a surrounding peripheral wall in some portions higher than the post and in other portions lower than said post to expose side portions of the rim of a filter disc cassette on the post.
Claims5
A cassette filter ejector for a cassette having a central aperture and having a rim and adapted to carry a filter disc within said rim and overlying said aperture comprising a base, a central post upstanding from said base to a predetermined height and adapted slidably to be received in said aperture, and a guide wall upstanding from said base concentric with said post and adapted slidably to receive said cassette, said wall including a guide portion higher than said height and another portion lower than said height for receiving a user's finger against a cassette on said post.
Dependencies are inferred from the claim text.