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Jack B. Hirschmann, Jr. Patents
Inventor:
Hirschmann, Jr.; Jack B.
Address:
South Dartmouth, MA
No. of patents:
4
Patents:




Patent Number Title Of Patent Date Issued
7288714 Electrical arc flash protection blanket October 30, 2007
An electrical arc flash protection blanket for protecting workers from electrical arc flashes. The blanket is composed of two or more layers where the layer closest to the electrical arc source is of a fiberglass material and the remainder of the layers are of fiberglass and/or a fla
7182991 Method of providing electric arc flash protection and fabric structures in accordance therewith February 27, 2007
A method and fabric structure that employs a napped fabric to protect a subject from an arc flash. At least one napped fabric layer with an increase in fabric thickness due to napping of at least 35% is incorporated into a normal arc protective fabric structure to increase E.sub.BT b
7145072 Method of electrical arc flash protection December 5, 2006
A method of employing an electrical arc protective blanket to protect workers from electrical arc flashes. The blanket is composed of two or more layers where the layer closest to the electrical arc source is of a fiberglass material and the remainder of the layers are of fiberglass
4027342 Goggle ventilator June 7, 1977
A two-part goggle ventilator includes a pin on one part and a pin receiving opening in the other part providing for quick, convenient and reliable attachment of the ventilator in a complementary aperture in a goggle. When assembled on the goggle, the ventilator allows air to flow through


 
 
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