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:
Jul. 18, 1978
Filed:
Dec. 20, 1976
Robert O Norton, Chesterfield, MO (US);
Labconco Corporation, Kansas City, MO (US);
Abstract
A laminar airflow biological safety cabinet apparatus is disclosed which is convertible by the user for changing the airflow pattern through the cabinet in order to meet different specialized conditions encountered in laboratory work with potentially hazardous biological specimens. Adjustable damper structure is provided adjacent the air outlet of the cabinet for simultaneously varying the amounts of air discharged and drawn into the cabinet, and the laminar flow of downwardly directed air through the work compartment thereof. An air filter is located immediately below the work surface of the cabinet and upstream of the air fan for removing contaminants from the air.