Abstract: A canister including a canister body with a removable lid, incorporating a seal element of elastomeric material, releasably mountable to the canister body. The seal element, bonded to the lid, includes a first sealing surface engaging and sealing to the upper edge of the canister body, and a sealing bead spaced below the sealing surface and engaging and defining a seal with the inner surface of the canister body.
Abstract: Multiple assemblable components are engaged by connectors positioned across abutment edges on adjacent components and received within recesses in the base panels of adjacent components to form a planar upper surface. Selected ones of the components have vertical walls which can be connected in back-to-back relation to each other by clips. The connectors can include depending projections engaged within openings in the recess bottoms, with selected connectors having upwardly projecting elongate dividers mounted thereto.
Abstract: A manual sifter including a rotor overlying a sifter screen and rotatable in response to longitudinal reciprocation of a drive arm engaging a crank wheel fixed to the rotor. The drive arm includes a projecting pin engaged within an elongated slot of the crank wheel, the drive arm having a cam edge thereon engage with the crank wheel to vary the torque applied to the rotation of the crank wheel as the arm reciprocates.
Type:
Grant
Filed:
August 30, 1996
Date of Patent:
December 22, 1998
Assignee:
Dart Industries Inc.
Inventors:
Pieter K. J. DeCoster, Dimitri M. C. J. Backaert