Dentsply Research & Development Corp.

Other

Dupont Canada Inc.

Simmons Universal Corporation

Wayne C Seeley

Andrew Vellrath

David A Szasz

Richard A Smith

Ian C McDermott

Dennis R Mosebrook

A smoking device configured for controlling smoke/ambient air ratio for use by a user, the smoking device comprising a cigarette holder having a first passage, wherein the first passage includes a receiver portion and an exit portion. The smoking device further comprises a mouthpiece having a second passage and a third passage, wherein the first passage is fluidly connected to the second passage at the exit portion of the first passage. The third passage is normally unenclosed when not in use and becomes enclosed as a result of cooperation between the mouthpiece and a user's mouth and smoke generated from said cigarette is configured to be drawn through the first and second passages at a first flowrate and ambient air is configured to be drawn through the third passage at a second flowrate, into the user's mouth.

Smoking device for aiding cessation of smoking

Axial spin centrifuge

A combination photo or art easel and self-mailer comprising a main central four-sided panel having four contiguous sub-panels respectively reversibly foldably-connected to the edges of said central panel, one sub-panel having assembly instructions on one surface, an opposite sub-panel having thereon or receiving a photo or art object, a third sub-panel having securing ears tuckable into receiving slits in an opposite fourth sub-panel, whereby one surface of the assembly of folded connected panels comprises an easel showing an art view or photograph and the opposite surface of reversely-folded panels comprises an outer surface of a mailing piece. Several additional features comprise optional variations of foldable projections respectively to support the assembled panels as an easel selectively disposable upon a horizontal surface for display of a photo or art object. A modified embodiment comprises a main central four-sided panel and a pair of sub-panels respectively reversibly foldably connected to a pair of opposite edges of said central panel.

Photo or art easel and self-mailer

A housing is fixed on the backrest and supports the same for vertical sliding movement on the upper end portion of a vertical support member. Notches are spaced vertically along the upper portion of the support member and a pawl is pivotally supported on the housing and includes a ratchet finger movable between an operative position with the ratchet finger in engagement with the notches and an inoperative position with the ratchet finger out of engagement with the notches. A spring is associated with the pawl and is operable to selectively maintain the pawl and ratchet finger in either the operative or inoperative positions. When the backrest is raised to the uppermost adjusted position, the pawl; is switched to the inoperative position and the backrest may be freely lowered to the lower end of the adjustment limit in preparation for a subsequent adjustment in the upward direction.

Backrest height adjustment for office chair

A storage cabinet comprising a plurality of identical shell-like sections and similar complementary slidable drawers, each section comprising a molded plastic planar rectangular panel integral along three sides with similar edges of a pair of sidewalls and a rear wall to form a continuous U-shaped wall configuration and a front opening similar in area to the rear wall. In use, the sections are stacked vertically upon each other with the planar panel uppermost and the front openings facing a common front plane except the lowermost section which has the rear wall disposed in said plane to form a base member and drawers of complementary size are slidably supported in all sections except the bottom one. Connecting screws extend between the sidewalls of adjacent sections to connect all sections into a unitary cabinet.

Multi-unit storage cabinet

Fiber optic illuminated dental handpiece

Housing for a dental light instrument or the like

Tooth size and form indicator

Growing community of inventors

York, PA, United States of America

Wayne C Seeley