Title: Cross tee end joint for suspended ceiling system

Abstract: An end detail is provided for a cross tee to provide positive engagement of the cross tee with the main runner of a suspended ceiling system. The end detail of the cross tee may be provided with means which will positively lock the tee in place to bracket-like structures on the main runner. The positive locking, yet removable, fastening means is provided to fasten the cross tee to the main runner of a suspended ceiling system.

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Inventors: Nute, Jr., Ernest B. (Mountville, PA, US)

Application Number: 592557
Filing Date: 1975-07-02
Publication_date: 1977-03-15
Assignee: Armstrong Cork Company (Lancaster, PA)
Primary Class(es): 52/664 403/231, 403/244
Other Classes:
US Patent Ref:

2896752	Jul, 1959	Wilde	52/758.
2990921	Jul, 1961	Wilde	52/758.
3169614	Feb, 1965	McCoy	52/758.
3270479	Sep, 1966	Weinar	52/664.
3374596	Mar, 1968	O'Brien et al.	52/758.
3722933	Mar, 1973	Nute	52/758.

Other Refs:
Primary Examiner: Shedd, Wayne L.
Assistant Examiner:
Attorney: