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Class Information
Number: 976/DIG.129
Name: Nuclear technology > Control of nuclear reaction [g21c-7/00] > By application of neutron-absorbing material (i.e., material with absorption cross section very much in excess of reflection cross section) [g21c-7/06] > By displacement of solid control elements (e.g., control rods) [g21c-7/08] > Disposition of shock-absorbing devices; braking arrangements [g21c-7/20] *** (shock absorbers in general f16f)

Patents under this class:

Patent Number Title Of Patent Date Issued
5076995 Shock damping device for neutron absorbing bars Dec. 31, 1991
5068083 Dashpot construction for a nuclear reactor rod guide thimble Nov. 26, 1991
5034184 Speed control with end cushion for high speed air cylinder Jul. 23, 1991
4961897 Shock absorbing drive mechanism for nuclear reactor absorbing bars Oct. 9, 1990
4826648 Neutron absorbing bar damping device May. 2, 1989
4655990 Fuel assemblies for nuclear reactors Apr. 7, 1987
4487739 Hydraulic shock absorbers Dec. 11, 1984
4229256 Corrugated thimble tube for controlling control rod descent in nuclear reactor Oct. 21, 1980
4104118 Shock absorber Aug. 1, 1978
4082610 Snubber assembly for a control rod drive Apr. 4, 1978
4073684 Releasable extension shaft coupling Feb. 14, 1978
4058188 Mechanical shock-absorbing device Nov. 15, 1977
4035230 Shock buffer for nuclear control assembly Jul. 12, 1977
3980519 Damper mechanism for nuclear reactor control elements Sep. 14, 1976

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