Central vacuum inlet mounting plate with removable protector
First Claim
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1. A mounting plate for use in an inlet valve assembly for a central vacuum system, the mounting plate having an outer face and an inner face, the mounting plate comprising:
- a generally ractangular body having an elongated tubular section having a seal mounting means located on an interior surface thereof;
a sealing means carried in said mounting means;
a plurality of fastener openings formed in the body to receive fasteners; and
a removable protector element integrally molded inside said elongated tubular section adjacent to said seal mounting means and between said outer face and said seal mounting means and havinga generally circular outer circumference havinga plurality of attachment points with said interior surface comprising breakable connections to said tubular section anda plurality of gaps around said outer circumference between said attachment points,said breakable connections positioned relative to said sealing means wherein after said breakable connections are broken and said removable protector element is removed, and disconformities caused in said tubular section at said breakable connections do not interfere with a seal made at said sealing means.
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Abstract
A backing plate for an inlet valve for a central vacuum system is disclosed. The backing plate includes a tubular portion, which on one side is secured to vacuum conduits, and on the other side carries a vacuum opening having a rubber seal. The backing plate further includes a removable protective element or router disc to protect the rubber seal, such as for example during installation of dry wall over the backing plate.
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Citations
12 Claims
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1. A mounting plate for use in an inlet valve assembly for a central vacuum system, the mounting plate having an outer face and an inner face, the mounting plate comprising:
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a generally ractangular body having an elongated tubular section having a seal mounting means located on an interior surface thereof; a sealing means carried in said mounting means; a plurality of fastener openings formed in the body to receive fasteners; and a removable protector element integrally molded inside said elongated tubular section adjacent to said seal mounting means and between said outer face and said seal mounting means and having a generally circular outer circumference having a plurality of attachment points with said interior surface comprising breakable connections to said tubular section and a plurality of gaps around said outer circumference between said attachment points, said breakable connections positioned relative to said sealing means wherein after said breakable connections are broken and said removable protector element is removed, and disconformities caused in said tubular section at said breakable connections do not interfere with a seal made at said sealing means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification