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Grinnell's bottom line was so attractive that in December 1968 the giant conglomerate International Telephone & Telegraph (ITT) offered to acquire Grinnell for an exchange of stock valued at almost $250 million. Grinnell shareholders backed the merger in August 1969, despite the Justice Department's decision to oppose it on antitrust grounds.
The clevis is a U-shaped piece that has holes at the end of the prongs to accept the clevis pin. The clevis pin is similar to a bolt, but is either partially threaded or unthreaded with a cross-hole for a split pin. A tang is a piece that is sometimes fitted in the space within the clevis and is held in place by the clevis pin.
Grinnell College (/ ɡ r ɪ ˈ n ɛ l / grin-EL) is a private liberal arts college in Grinnell, Iowa, United States. It was founded in 1846 when a group of New England Congregationalists established Iowa College. It has an open curriculum, which means students need not follow a prescribed list of classes.
This list of Grinnell College alumni includes graduates, non-graduate former students, and current students of Grinnell College, Iowa, US. This is a dynamic list and may never be able to satisfy particular standards for completeness.
Grinnell improved Parmalee's first practical automatic sprinkler and patented his own Grinnell sprinkler in 1882. [5] Continual improvements resulted in the glass disc sprinkler in 1890. With slight modifications, this sprinkler head is still used in modern fire sprinkler systems ; sprinklers are even called le Grinnells in France. [ 6 ]
In ca. 1830, Robert Bowne Minturn (1805–1866), a member of a family long prominent in New England and New York shipping circles, joined the firm (his sister Sarah had married Henry Grinnell in 1822) and it became Grinnell, Minturn & Co., or simply Grinnell & Minturn, a conglomerate of merchant and sailing magnates with New England Quaker ...
The number system, like Sch 40, 80, 160, were set long ago and seem a little odd. For example, Sch 20 pipe is even thinner than Sch 40, but same OD. And while these pipes are based on old steel pipe sizes, there is other pipe, like cpvc for heated water, that uses pipe sizes, inside and out, based on old copper pipe size standards instead of steel.
Attempts have been made to increase the safety of bridges with pin and hanger assemblies by adding some form of redundancy to the assembly. Retrofits that add redundancy to pin and hanger assemblies include adding a "catcher's mitt"—a short steel beam attached to the bottom of the cantilevered girder that extends out beneath the suspended girder to "catch" the suspended girder should ...