The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 26, 1987
Filed:
Jun. 30, 1986
Siegfried Birkle, H/o/ chstadt/Aisch, DE;
Johann Gehring, Spardorf, DE;
Siemens Aktiengesellschaft, Berlin & Munich, DE;
Abstract
A lock for loading and unloading a treatment apparatus with bulk goods characterized by at least one U-shaped lock chamber fillable with inert fluid and chargeable with inert gas. To transport the goods through the ascending portion of the U-shaped lock, the lock has a vibratory conveyor comprising a helically ascending conveyor track which can be either a separate track in a chamber or can be formed by a floor of a helically ascending lock chamber. To form the vibratory conveyor, either the helically ascending lock chamber or the helically ascending conveyor is connected to a vibrator preferably through a central column.