Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 30/100
Name: Cutlery > Pipe and rod cutters > Rotary > External > Pipe- or rod-encircling > Chain link type
Description: Cutters in which the pipe or rod encircling structure is in the form of a plurality of chain-like links.

Patents under this class:

Patent Number Title Of Patent Date Issued
8225511 Portable direct action brittle pipe/soil pipe cutter Jul. 24, 2012
7478480 Tool for snap-cutting brittle pipe Jan. 20, 2009
6141876 Soil pipe cutter Nov. 7, 2000
6122827 Hydraulic pipe cutter Sep. 26, 2000
5621973 Lockable folding knife with rollover blade selection Apr. 22, 1997
5461955 Device for cutting pipe Oct. 31, 1995
5146469 Method and means for continuous production of carbon bodies Sep. 8, 1992
5086961 Pipe severing method and apparatus Feb. 11, 1992
4763413 Chain tube cutter Aug. 16, 1988
4663844 Device for cutting an electrode casing May. 12, 1987
4535924 Apparatus for supporting a pipe and pipe snapping tool Aug. 20, 1985
4370995 Method and apparatus for prenotching a pipeline Feb. 1, 1983
4271591 Pipe-cutter with interchangeable chains Jun. 9, 1981
3943626 Pipe cutter Mar. 16, 1976

  Recently Added Patents
Request routing based on class
Method of improving sensitivity and interference rejection in wireless receivers
Methods of operating non-volatile memory devices during write operation interruption, non-volatile memory devices, memories and electronic systems operating the same
Personalized health communication system
Tray for microwave cooking and folding of a food product
System and method for calibrating display device using transfer functions
Lateral double diffused metal oxide semiconductor device and method of manufacturing the same
  Randomly Featured Patents
File editing apparatus, file editing method and file editing program
Pseudo-isothermal radial reactor
Methods of proactive network maintenance by automatic creation of trouble tickets
Spray tip for flat orifice tip
Gas-buffered seal assembly and method therefor
Home networking web-based service portal
Indoaniline and indophenol compounds, a process for their preparation, dyeing compositions containing them and a hair-dyeing process
Relay welding detector and detecting method
Method for time-stamping a message based on a recipient location
Method for enhancing energy recovery from a high temperature, high pressure synthesis gas stream