Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 277/542
Name: Seal for a joint or juncture > Seal between relatively movable parts (i.e., dynamic seal) > Circumferential contact seal for other than piston > Contained or compressed by gland member in packing box > Consisting of loose-fill type packing
Description: Seal for the gland and packing box wherein the seal is a free unshaped packing material.










Patents under this class:

Patent Number Title Of Patent Date Issued
8528912 Method and apparatus for injecting packing into stuffing boxes for reciprocating rods Sep. 10, 2013
5518255 Carbon-based composite ceramic sealing material May. 21, 1996
4540184 Sand-filled sealing structure between at least one tube and a tube support plate Sep. 10, 1985
4062551 Cable seal unit for earth-boring drill strings Dec. 13, 1977











 
 
  Recently Added Patents
Device in a system operating with CAN-protocol and in a control and/or supervision system
Controller
Question and answer system wherein experts are associated with models and have response rates that are associated with time intervals
Data latch circuit and electronic device
Utilizing virtually stored media snapshots for rasterizing print jobs
Magnetoresistive shield with coupled lateral magnet bias
Off-line converter with digital control
  Randomly Featured Patents
Up-conversion based on gated information signal
Method for ultra-fast controlling of a magnetic cell and related devices
Thiaprostaglandins
System, apparatus and methods for highly scalable continuous roaming within a wireless network
Well borehole sound source
Method of manufacturing a semiconductor device
Infusion beverage brewing system
Protective layer of fatty acid or nylon on photosensitive resin for metal-image forming element
Adapter for nail gun for installing siding
Agglomeration control using early transition metal alloys