Resources Contact Us Home
Tork, Inc. Patents
Tork, Inc.
Mt. Vernon, NY
No. of patents:

Patent Number Title Of Patent Date Issued
4687985 Two terminal control switch having a main switch and a saturable current transformer whose prima August 18, 1987
A two terminal control switch having a main switch and a saturable current transformer whose primary winding is series connected with the main switch. A center tapped full wave rectifier has a capacitor connected between its DC sides, such capacitor also being connected to a junction
4349863 Emergency lighting system September 14, 1982
A lighting system for supplying AC power normally, and DC power on an emergency basis selectively, to electron discharge devices, particularly fluorescent lamps; thus, the AC or DC power is furnished over common lines to a high frequency inverter associated with each lamp or lamp fixture
4071749 Self-contained maintenance-free emergency lighting January 31, 1978
A self-contained maintenance-free emergency lighting system involving a housing including a tough plastic cover so as to protect the system from vandalism; in order to test the system to determine whether it is operating properly, i.e., such that the emergency battery supply will fur

  Recently Added Patents
(-)-epigallocatechin gallate derivatives for inhibiting proteasome
Fast carrier allocation in multi-carrier systems
Snapshot isolation support for distributed query processing in a shared disk database cluster
Diazeniumdiolated phosphorylcholine polymers for nitric oxide release
Attribute information providing system
Key management system
Synthesizing VHDL multiple wait FSMS into RT level FSMS by preprocessing
  Randomly Featured Patents
Chiral molecular magnet and manufacturing method of the same
Back rest for bathtub
Lens systems
Boat bumper
Pressurized sealed chamber between multiple pressurized casings of machine and related method
Semiconductor device and method of manufacturing the same
Simultaneous real-time access to financial information
Poly(cyclohexanedimethylene dibromoterephthalate)
Method for producing polyester polyols having low amounts of dioxane waste