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
Target output device and extreme ultraviolet light source apparatus
High performance actuator motor
Mobile communication method, mobile station, and network device
Account managing device, image processing system, and storage medium
HYR1 as a target for active and passive immunization against Candida
Sublingual coated tablet of fentanyl
Request routing based on class
  Randomly Featured Patents
Immunoreactive polypeptide compositions
Cover for a battery cell
Cryogenic refrigerating device
On-line DOI rebinning for LSO PET/SPECT spatial resolution
Method and device for continuous production of ice-solution suspension
Method and system for low latency high quality music conferencing
Method for compensating an MRI system for time dependent gradient field distortion
Miniaturized mass filter
Altering sex ratio of offspring in mammals
Cosmetic compositions using polyether siloxane copolymer network compositions