A set separator for offsetting sets of sheets of paper is provided. A first set of paddle wheels is provided which, in one position, directs a sheet of paper forwards towards a stop wall and to one side, and in a second position directs the sheet of paper forwards towards the wall and to the opposite side. A pair of sideposts is spaced apart more than the dimension of the leading edge of the sheet of paper so that only one post is engaged by one side edge of a sheet of paper, when the paddle whe...

A catheter set comprises a syringe, a mandrin attachable to the syringe, a plastic canula that fits over the mandrin and a catheter attachable to a syringe and insertable through the canula when the mandrin is removed. The mandrin has a length of at least 50 mm and the tip of the mandrin is ground at an angle of at least 40.degree. to the axis of the mandrin. Two facets are ground on opposite sides respectively of the mandrin tip. Small holes spaced in a lengthwise direction in the first 15 mm f...

An intravenous set is described which includes a housing which defines three separate chambers: an uppermost valve chamber, an intermediate volumetric chamber, and a lowermost drip chamber. The valve chamber is provided with an externally actuated structure for interrupting the flow of fluids into the volumetric chamber. In alternate embodiments, this valve member can include a magnetically responsive element, a diaphragm, or a pinch tube. A volumetric chamber is provided with a predetermined vo...

An earphone set is provided with a temple pad above each of its earphone units, whereby the pressure against the ear is relieved by an additional holding pressure against the temple region. In order to be self adjustable for an optimal pressure distribution the earphone unit and the temple pad are mounted, in each side, on a common carrier member, which is pivoted to the end of the resilient headband about a pivot axis located between the earphone unit and the temple pad.

A socket set in which all of the sockets of decreasing order can interfit into each other and for connecting to the drive for transporting from one place to another. Each of the sockets may be interchanged in position so that the sockets may be engaged with each other and used as an extension for any other socket size.

A baggage set comprises in combination, a plurality of substantially parallelpipedic case elements of different sizes, at least one prismatic sloping case element, and at least one stepped case element having a side configured to present a stepped profile. The combination, when stacked in a predetermined manner, permits the baggage set to fill a volume dimensioned to substantially match that of a storage compartment of a particular vehicle.

A lock set comprises a housing having a latch bolt assembly supported therewithin. The bolt assembly includes a bolt movable between latched and retracted positions. A retractor slide is connected to the bolt and is supported by the housing for longitudinal sliding movement relative thereto between bolt retracted and latching positions. Axially movable and rotatable first drive member extends transversely of the direction of movement of the bolt and is engaged with the retractor slide for moveme...

A holder and handle for Allen and/or Bristol type wrenches that includes a ollow holder in which several different sized chucks can be held. A different size wrench can be fitted into each chuck which in turn is held firmly in the end of the handle by a knurled threaded nut.

The device disclosed provides a punch and die set in which accurate locating guides are provided to match the punch to the die perfectly to avoid damaging the cutting edges. The shearing operation on soft rubber requires an absolute match between punch and die without the clearance usually used in other forms of trimming dies. This has especial utility in shearing operations on soft rubber and the like.

A pushbutton set for selection of wave ranges in a device such as a radio or television receiver where axial depression of a button causes a coaxial sleeve to rotate through a preselected angle, and the sleeve is variably set to preselected positions prior to depression of the button by rotation of the pushbutton.