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:
Oct. 15, 1991
Filed:
Jun. 27, 1990
Applicant:
Inventor:
Mark E Brownawell, Wellesley, MA (US);
Assignee:
High Voltage Engineering Corporation, Burlington, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E03B / ;
U.S. Cl.
CPC ...
137-3 ; 13762415 ; 236 / ;
Abstract
A humidity generating method and apparatus which utilizes a source of air which can be supplied to a saturator and to a drier for supplying wet and dry air streams. Control means are provided to control a cyclical supplying of alternating timed quantities of wet and dry air streams to a chamber to provide a mixed air stream having a desired relative humidity.