MR. MARK ALAN SMITH, CRNA
Nursing at Silas Creek Pkwy, Winston Salem, NC

License number
North Carolina 096869
Category
Nursing
Type
Nurse Anesthetist, Certified Registered
License number
North Carolina APN 323
Category
Nursing
Type
Nurse Anesthetist, Certified Registered
Address
Address
3333 Silas Creek Pkwy, Winston Salem, NC 27103
Phone
(336) 718-8278
(336) 774-6631

Professional information

Mark Smith Photo 1

Expandable Filter Assembly

US Patent:
5133789, Jul 28, 1992
Filed:
Nov 13, 1991
Appl. No.:
7/791145
Inventors:
Mark G. Smith - Winston-Salem NC
International Classification:
B01D 4600
US Classification:
55491
Abstract:
A filter assembly includes a filter media unit and a frame unit. The frame unit is expandable and contractible whereby various filter media unit sizes can be accommodated. The frame unit includes a plurality of crossed legs that are pivotally connected together, and snap fastener assemblies are used to releasably attach the frame unit to the filter media unit body. Locking pivot pins can be used to attach adjacent legs together.