Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Construction
Class Information
Number: 172/425
Name: Earth working > With ground support vertically adjustable relative to frame > With actuator > Gearing
Description: Apparatus in which the actuator comprises gearing.










Sub-classes under this class:

Class Number Class Name Patents
172/428 Rack and pinion or ratchet type 0
172/427 Screw jack type 13
172/426 Worm gear 0


Patents under this class:

Patent Number Title Of Patent Date Issued
6883616 Walk-behind landscape edger/trencher Apr. 26, 2005
5579850 Cultivating system and cultivating machine with plow-depth control function Dec. 3, 1996
4373456 Agricultural furrow forming apparatus depth control Feb. 15, 1983











 
 
  Recently Added Patents
Separate matching models based on type of phone associated with a caller
Image forming apparatus and control method therefor
Methods and systems for optimizing data accesses
Method for forming contact in an integrated circuit
Method and system for physical verification using network segment current
Entropy encoding and decoding using direct level and run-length/level context-adaptive arithmetic coding/decoding modes
Method and system for Bluetooth low power link layer connection setup
  Randomly Featured Patents
Metal melting and holding furnace
Exportation of scanner's internal image auto-segmentation
Hand sign
Tubing anchor
Tape measure with decelerating mechanism
Terminal structure
Four-sided display greeting card holder
System for generating random outcomes using discs
Hydrostatic delivery system for controlled delivery of agent
Locking assembly for mounting a device to a solid surface