JOSEPH A FRASSA
Engineering in Billerica, MA
License number
Massachusetts 37157
Issued Date
Mar 11, 1993
Expiration Date
Jun 30, 2018
Type
Mechanical Engineer
Address
Address
Billerica, MA 01821
Personal information
See more information about JOSEPH A FRASSA at radaris.comName
Address
Phone
22 Market St, Billerica, MA 01821
22 Market St, Billerica, MA 01821
Professional information
See more information about JOSEPH A FRASSA at trustoria.com
Methods And Apparatus For A Scuttle Mechanism
Methods And Apparatus For A Scuttle Mechanism
US Patent:
2010002, Feb 4, 2010
Filed:
Jul 30, 2009
Appl. No.:
12/512328
Inventors:
Albert N. Zampiello - Boxboro MA, US
Joseph A. Frassa - Billerica MA, US
Joseph A. Frassa - Billerica MA, US
Assignee:
Raytheon Company - Waltham MA
International Classification:
B63B 13/00, B63G 8/22
US Classification:
114198
Abstract:
Methods and apparatus for a scuttle assembly including an end member having a port to enable fluid flow, a valve member having a closed position to prevent fluid from flowing into a channel and an open position to allow fluid flowing into the channel, a bias member to bias the valve member to the open position, and a scuttle washer sandwiched between the end member and the valve member, the scuttle washer comprising a material that dissolves due to exposure to sea water without generating toxic gas or hydrogen.