RETAINING WALL BLOCK
First Claim
1. A wall block system for constructing a wall comprising:
- a plurality of wall blocks, each wall block having parallel top and bottom faces, a front face, a rear face, and first and second side wall faces;
a pin hole defining a first opening in the top face, the first opening having a first area;
a pin receiving cavity defining a second opening in the bottom face, the second opening having a second area, the second area being greater than the first area; and
a plurality of pins, each pin having an upper section and a lower section, the upper section having a cross sectional dimension, the lower section having a cross sectional dimension, the cross sectional dimension of the upper section being greater than the cross sectional dimension of the lower section, the plurality of pins being sized such that the lower section is sized to be received in a pin hole in the top face of a wall block, the upper section is sized to be received in a pin receiving cavity in the bottom face of a wall block, the upper section further being sized to prevent the upper section from being received in a pin hole in the top face of a wall block.
9 Assignments
0 Petitions
Accused Products
Abstract
A retaining wall block has parallel top and bottom faces, a front face, a rear face, first and second side wall faces and a vertical plane of symmetry extending between the front and rear faces. The block is formed as a body portion including the front face, a head portion including the rear face and a neck portion connecting the body portion and the head portion. The body, head and neck portions each extend between the top and bottom faces and between the first and second side wall faces. An opening extends through the neck portion from the top face to the bottom face, dividing the neck portion to into first and second neck wall members extending rearwardly from the body portion to the head portion.
33 Citations
6 Claims
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1. A wall block system for constructing a wall comprising:
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a plurality of wall blocks, each wall block having parallel top and bottom faces, a front face, a rear face, and first and second side wall faces; a pin hole defining a first opening in the top face, the first opening having a first area; a pin receiving cavity defining a second opening in the bottom face, the second opening having a second area, the second area being greater than the first area; and a plurality of pins, each pin having an upper section and a lower section, the upper section having a cross sectional dimension, the lower section having a cross sectional dimension, the cross sectional dimension of the upper section being greater than the cross sectional dimension of the lower section, the plurality of pins being sized such that the lower section is sized to be received in a pin hole in the top face of a wall block, the upper section is sized to be received in a pin receiving cavity in the bottom face of a wall block, the upper section further being sized to prevent the upper section from being received in a pin hole in the top face of a wall block. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification