Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Method and apparatus for the regeneration of lawn surfaces in particular of grass sport pitches










Image Number 10 for United States Patent #4122784.

A wheel supported chassis has a motor driving it intermittently across a lawn or turf surface for predetermined distances between cycles, a drilling means drills holes in the turf area while the apparatus is stationary, a collecting platform feeds tubular plugs from an upper elevation to a transport wheel which positions a plug carried in a tubular container over a drilled hole, a cylinder for reciprocating the drilling means also effects pushing of the plug into the drilled hole with the plug being removed from a tubular container and the cycle being repeated as the apparatus traverses a desired work area.








 
 
  Recently Added Patents
Semiconductor assembly and semiconductor package including a solder channel
Data security for dynamic random access memory using body bias to clear data at power-up
System for encrypting and decrypting a plaintext message with authentication
Method for accessing wireless network
Nutritional supplement method
Solid-state imaging device, method for manufacturing solid-state imaging device, and electronic apparatus
Plural component proportioner
  Randomly Featured Patents
Pai gow game with supplemental bet
Metal tube cleaning method
Variable length linkage
Battery charging device with multiple power sources
Conveying and classifying of particulate substances
Storage box for scaffolds
Device for coupling a pair of rods
System for evacuating gas from a brake booster
Console support table for automobiles
Virtual LANs