Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
214 words
A greenhouse comprising: (a) flooring means and side and end wall means defining a plant growing area, (b) roof structure means comprising ridge means above said growing area, rafter means sloping from said ridge means downwardly and outwardly past said side wall means to terminal end portions, and anchor means securing said terminal end portions to said flooring means, (c) roof means slidably mounted on said sloping rafter means and slidable up and down the slope thereof between first and second positions, said roof means in said first position extending over said plant growing area between said ridge means and said side wall means and in said second position lying between said side wall means and said anchor means, (d) roof positioning means coupled to said slidably mounted roof means for sliding and positioning the same between said first and second positions, (e) retaining means for securing said slidably mounted roof means against disengagement from said rafter means, and (f) light transmissive ceiling means positioned above said growing area and in spaced relation to said slidably mounted roof means in the first position thereof for providing a heat insulating dead air space therebetween above said growing area and for admitting light to said growing area in other positions of said slidably mounted roof means.
Claim 2
Dependent Claim
214 words
A greenhouse comprising: (a) flooring means and side and end wall means defining a plant growing area, (b) roof structure means comprising ridge means above said growing area, rafter means sloping from said ridge means downwardly and outwardly past said side wall means to terminal end portions, and anchor means securing said terminal end portions to said flooring means, (c) roof means slidably mounted on said sloping rafter means and slidable up and down the slope thereof between first and second positions, said roof means in said first position extending over said plant growing area between said ridge means and said side wall means and in said second position lying between said side wall means and said anchor means, (d) roof positioning means coupled to said slidably mounted roof means for sliding and positioning the same between said first and second positions, (e) retaining means for securing said slidably mounted roof means against disengagement from said rafter means, and (f) light transmissive ceiling means positioned above said growing area and in spaced relation to said slidably mounted roof means in the first position thereof for providing a heat insulating dead air space therebetween above said growing area and for admitting light to said growing area in other positions of said slidably mounted roof means.
Claim 3
Dependent Claim
31 words
A greenhouse according to claim 1, wherein said flooring means is terreous and said anchor means comprises concrete elements set thereinto and embedding at least some of said terminal end portions.
Claim 4
Dependent Claim
27 words
A greenhouse according to claim 2 wherein said terreous flooring means is graded outwardly and downwardly from said side wall means to and beyond said anchor means.
Claim 5
Dependent Claim
45 words
A greenhouse according to claim 1 wherein said ridge means comprises a roof cap structure having a water shedding portion projecting downwardly above said rafter means in such position that the upper edge of said movable roof means underlies said portion in said first position.
Claim 6
Dependent Claim
66 words
A greenhouse according to claim 1 wherein said slidably mounted roof means is water shedding and in said first position extends from said ridge means to and beyond said side wall means to form an overhanging eave, said greenhouse also comprising, in the space below said rafter means, means for receiving and storing water shed from said eave in said first position of said roof means.
Claim 7
Dependent Claim
18 words
A greenhouse according to claim 1 wherein said slidably mounted roof means is water shedding and heat insulating.
Claim 8
Dependent Claim
28 words
A greenhouse according to claim 6 wherein said slidably mounted roof means is comprised of a sheet aluminum body having heat insulating material secured to its under side.
Claim 9
Dependent Claim
31 words
A greenhouse according to claim 1 wherein said roof positioning means comprises anti-friction means interposed between said rafter means and said slidably mounted roof means to facilitate sliding of the latter.
Claim 10
Dependent Claim
25 words
A greenhouse according to claim 1 wherein said roof positioning means comprises operating means located adjacent to said terminal end portions of said rafter means.