Title: Downhole packer actuated vent assembly

Abstract: A packer actuated vent assembly comprising a packer device settable by reciprocal movement of a mandrel, a valve actuator in the form of a barrel attached to the packer body, and a mandrel extension having a valve means thereon attached to the packer mandrel. The valve means is engaged by a stop member located on the barrel and is moved to the venting position when the packer mandrel is properly manipulated to seat the packer.

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Other info:

Inventors: Vann, Roy R. (Artesia, NM, US)
George, Flint R. (Artesia, NM, US)

Application Number: 517390
Filing Date: 1974-10-23
Publication_date: 1976-01-13
Assignee: Vann Tool Company, Inc. (Artesia, NM)
Primary Class(es): 166/128 166/133
Other Classes:
US Patent Ref:

3025919	Mar, 1962	Angel et al.	166/226.
3098526	Jul, 1963	Heron	166/128.
3211228	Oct, 1965	Bramlett	166/128.
3211229	Oct, 1965	Bramlett	166/128.
3211231	Oct, 1965	Bramlett	166/128.
3363696	Jan, 1968	Berryman	166/226.
3457994	Jul, 1969	Stachowiak	166/128.
3482628	Dec, 1969	Griffin	166/152.
3830306	Aug, 1974	Brown	166/226.

Other Refs:
Primary Examiner: Brown, David H.
Assistant Examiner:
Attorney: Bates; Marcus L.