Abstract:
Thin walled molybdenum cups having internally tapered sidewalls are formed by a particular metal spinning process, stress relieved and trimmed to finished length. The stress relieving step serves to mitigate strongly against deleterious lamination of the cups upon trimming thereof to their finished lengths.
Abstract:
This invention relates to a one-piece pneumatic tire and wheel assembly wherein two generally cup-shaped members are welded together back to back to form an airtight rim, and preferably wherein the edge of the rim and the bead of the tire are bonded to each other.
Abstract:
Disclosed herein is a tray rocker device whereby manual agitation of the liquid contents of a tray, such as a photographic developer tray, may be readily performed.
Abstract:
An acoustic damping structure is provided consisting essentially of a flexible lead sheet bearing a plurality of concavities in one major surface thereof. Acoustic damping of a noise producing surface is accomplished by fixation of the damping structure thereto.