Patent · US Expired

Plant growth sheet structure, natural turf sheet structure, method of growing turf and method of laying turf sheet structure

US6219965A · kind A · utility

29Cited by
0References
34Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 15, 1997
Grant dateApr 24, 2001
Priority date
Expiry dateJul 15, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/23979
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

This invention provides a plant growth sheet structure which includes a base web layer and a core layer integrally coupled together in this order, a base web layer, a plant seed holding layer and a core layer integrally coupled together in this order, or a base web layer, a core layer, a plant seed holding layer and a cover web layer integrally coupled together in this order, and is provided at its surface with plant protection projections, and also provides a natural turf sheet structure including a natural turf grown on the plant growth sheet structure. This invention also provides a turf growing method in which a semi-artificial turf sheet structure including an artificial turf portion and a natural turf portion is laid over a concrete wall surface for performing hydroponics of the natural turf portion, and also provides a method of laying a turf sheet structure, in which a similar semi-artificial sheet structure is accommodated in an outdoor accommodating place for growing a natural turf portion, and is transferred to and laid in large-scale facilities on demand.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.