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Class Information
Number: 277/27A
Name: Seal for a joint or juncture >
Description:










Sub-classes under this class:

Class Number Class Name Patents
277/300 Process of dynamic sealing 34
277/312 Process of static sealing 114
277/317 Seal combined with indicator, sampler, or inspection feature 92
277/322 Seal for well apparatus 120
277/345 Seal between relatively movable parts (i.e., dynamic seal) 256
277/590 Seal between fixed parts or static contact against relatively movable parts 111
277/902 Seal for sterling engine 40
277/903 Seal for rotating kiln or drum 62
277/904 Viscous seal 41
277/905 T-shaped or i-shaped ring member including seal on a side 20
277/906 Seal for article of indefinite length (e.g., strip, sheet, etc.) 79
277/907 Passageway in rod or shaft 56
277/908 Seal for use in rotating and reciprocating arrangement 28
277/909 Similar sealing structures for mounting on piston and about rod 23
277/910 O-ring seal 430
277/911 Seal combined with nominal motion transmitting device 22
277/913 Seal for fluid pressure below atmospheric (e.g., vacuum, etc.) 96
277/914 Backup seal for failure of primary seal 57
277/915 Seal including compression set feature 12
277/916 Seal including vibration dampening feature 79
277/917 Seal including frangible feature 64
277/918 Seal combined with filter or fluid separator 100
277/919 Seal including electrical feature 96
277/920 Seal including electromagnetic shielding feature 115
277/921 Closure or weather strip seal 219
277/922 Bonding or joining for manufacture of seal 118
277/924 Deformation, material removal, or molding for manufacture of seal 176
277/925 Snap fit feature for mounting or assembly of seal 51
277/926 Seal including fluid pressure equalizing or balancing feature 75
277/927 Seal including fluid pressure differential feature 87
277/928 Seal including pressure relief or vent feature 163
277/929 Seal feature where change in operation or condition induces additional leakage control 47
277/930 Seal including heating or cooling feature 208
277/931 Seal including temperature responsive feature 94
277/934 Seal swells when wet 32
277/935 Seal made of a particular material 35


Patents under this class:

Patent Number Title Of Patent Date Issued











 
 
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