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US 4,789,128 AGranted
Detachable fan base
OwnerPay J. Yanginventor
Life of this patent
Estimating the term…
Abstract
A fan base comprising an inner base and an outer detachable base, the inner base of which is slideably engageable into the track of the outer detachable base. The inner base has engagement rails on either side thereof which slide into and engage with engagement slots in the ends of the detachable base. The detachable base also has a retainer, which is a piece separated from, and slightly inclined with respect to, the track of the detachable base. This retainer holds the wall of the inner base until the user pulls down on a release latch thereof so as to disengage the two bases from each other.
Claims12
A detachable fan base, comprising:
- an inner base and an outer base formed to be engagable with one another,
- said inner base comprising
- (1) two engagement rails formed on opposite lateral sides thereof,
- (2) a support arm for a fan integrally formed with said inner base, and
- (3) a securing knob aligned with a longitudinally-extending center line of said inner base,
- and said outer base comprising
- (A) a recessed track arranged thereon for slidably receiving said inner base therein when said bases are engaged.
- (B) a pair of engagement slots situated thereon to slidably receive said respective rails of said inner base when the same is slidably received into said recessed track of said outer base and restricting vertical movement of said inner base with respect to said outer base,
- (C) a securing hole aligned thereon to receive said securing knob of said inner base when the same is slidably received in said recessed track of said outer base, so as to further secure and stabilize said inner base with respect to said outer base,
- (D) a retainer for preventing said inner base from sliding horizontally when engaged with said outer base, and
- (E) a release latch situated on said retainer and which can be actuated so as to allow said inner base to be disengaged from said outer base.
8 more elements
Dependencies are inferred from the claim text.