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Class Information
Number: 976/DIG.252
Name: Nuclear technology > Arrangements for treating, for handling, or for facilitating the handling of, fuel or other materials which are used within the reactor (e.g., within its pressure vessel) [g21c-19/00] > Details of handling arrangements [g21c-19/02] > Lifting devices or pulling devices adapted for cooperation with fuel elements or with control elements [g21c-19/10] > With grasping or spreading coupling elements [g21c-19/10b]
Description:










Patents under this class:

Patent Number Title Of Patent Date Issued
8495814 Reactor installation and removal tools Jul. 30, 2013
4885123 Apparatus for handling constituent elements of reactor core Dec. 5, 1989
4858306 Apparatus for pulling a plurality of fuel rods from a fuel element Aug. 22, 1989
4834934 Thimble grip fuel assembly handling tool May. 30, 1989
4772446 Gripper assembly for inserting and removing burnable absorber rods and thimble plugs in a nuclear reactor fuel assembly Sep. 20, 1988
4753769 Device and method for retaining a linearly movable element in a nuclear reactor Jun. 28, 1988
4752434 Control bar and drive mechanism coupling device Jun. 21, 1988
4747997 Nuclear fuel rod loader for pulling fuel rods into a fuel assembly skeleton May. 31, 1988
4732730 Stuck fuel rod capping sleeve Mar. 22, 1988
4714582 Actuating device for linearly moving a cluster of control elements in a nuclear reactor Dec. 22, 1987
4684499 Burnable absorber rod releasable latching structure Aug. 4, 1987
4572817 Plumb nozzle for nuclear fuel assembly Feb. 25, 1986
4538956 Workpiece gripping and manipulating apparatus for laser welding systems and the like Sep. 3, 1985
4511531 Transfer of nuclear reactor component assemblies Apr. 16, 1985
4489037 Apparatus for automatically adjusting channel box fitting position relative to nuclear fuel assembly Dec. 18, 1984
4472348 Operating devices for control rods in a nuclear reactor Sep. 18, 1984
4362692 Reactor component automatic grapple Dec. 7, 1982
4332640 Vibrating fuel grapple Jun. 1, 1982
4311557 Refueling machine for a nuclear reactor Jan. 19, 1982
4286287 Irradiation specimen installation apparatus with television inspection Aug. 25, 1981
4279699 Combined gripper for a nuclear reactor Jul. 21, 1981
4269558 Apparatus for introducing a fuel element into a fuel assembly of a nuclear reactor May. 26, 1981
4259153 Device for removal of fuel assemblies and cans of control and safety system from core of nuclear reactor Mar. 31, 1981
4253695 Automatic grapple Mar. 3, 1981
4244616 Tool for exchanging and transporting irradiation capsules of a nuclear reactor Jan. 13, 1981
4236967 Gripping means for fuel assemblies of nuclear reactor Dec. 2, 1980
4236966 Nuclear reactor Dec. 2, 1980
4204910 Gripping means for refuelling a nuclear reactor May. 27, 1980
4202727 Gripping means for fuel assemblies of nuclear reactor May. 13, 1980
4147588 Fast reactor recharging device Apr. 3, 1979
4124442 Regulating rod drive of nuclear reactor Nov. 7, 1978
4086132 Combined fuel assembly and thimble plug gripper for a nuclear reactor Apr. 25, 1978
3994775 Control rod system useable for fuel handling in a gas-cooled nuclear reactor Nov. 30, 1976
3959071 Method and apparatus for a nuclear reactor for increasing reliability to scram control elements May. 25, 1976
3945514 Gripping apparatus of a lifting device, especially in a core reactor for setting down and lifting fuel elements and fuel rods Mar. 23, 1976
3941413 Quick release latch for reactor scram Mar. 2, 1976
3937513 Dual-purpose remote-control grab for fuel elements and control rods of a nuclear reactor Feb. 10, 1976











 
 
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