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Surface winder undercut drive roller apparatus and method
A surface winder having an undercut drive roller. An apparatus for winding web material onto a core includes a driven pressure roller having a first end portion,...
High temperature material face segments for burner nozzle secured by
The water jacket face of a burner nozzle for a synthesis gas generator is protected from hot gas corrosion by an annular heat shield of high temperature material...
Copier/printer with manual adjustment for cross-track uniformity
An electrostatographic reproduction method and apparatus includes an electrostatic recording member moving in a process direction. A plurality of recording...
Processing of photographic light sensitive materials and apparatus
A process for processing light sensitive photographic materials in which oxidation of replenisher solution in a tubing between replenisher and processing tanks...
Camera with touch sensitive switch
A touch sensitive electronic switch for a camera comprises a pair of front and rear cover parts of the camera that constitute separate electrical conductors...
Focal plane mounting for an image sensor
A camera includes a lens arranged on an optical axis for focusing an image upon a focal plane bounded by rails that define a reference for locating an imaging...
Viewfinder mask for a photographic camera, viewfinder, and camera
A viewfinder mask, viewfinder and photographic camera. The viewfinder mask connects to a camera lens for adjusting the image field of the viewfinder to the...
Camera with variable format viewfinder
A camera for taking pictures, comprises a viewfinder masking device having three different format mask configurations; a manual picture-format selector having...
Film advance mechanism for camera
A camera comprising a slide manually movable in forward and reverse directions, and a spool drive device connectable with a film spool for rotation in a winding...
A collapsible camera comprising a body defined by a first panel, a second panel and rigid support means. The first and second panels are substantially planar and...
Making of film scrolls for prewind cameras
A method for forming a film scroll and assembling the film scroll into a non-lighttight camera body begins in a darkroom by winding a filmstrip into a film feed...
Method and apparatus for obscuring features of an image
A method and system that obscures image features in a region of interest designated by a user. An operator designates a special shaped region of interest and a...
Integral imaging lens sheets
A method, and apparatus and lens sheet manufacturing process which utilize the method, of evaluating the quality of a lenticular lens sheet having a front side...
Optical recording elements having recording layers exhibiting reduced
The present invention discloses an optical recording element having, in the following order, a transparent substrate, a recording layer and a light reflecting...
Thermal dye transfer assemblage with low Tg polymeric receiver mixture
A thermal dye transfer assemblage comprising: (I) a dye-donor element comprising a support having thereon a dye layer comprising a dye dispersed in a polymeric...
Dye-donor element for thermal dye transfer
A dye-donor element comprising a support having on one side thereof a dye layer comprising a dye precursor dispersed in a polymeric binder, the dye precursor...
Thermal dye transfer process
A process of forming a dye transfer image comprising: a) imagewise-heating a dye-donor element comprising a support having thereon a dye layer comprising a dye...
Color photographic element containing oxidized developer-scavenging
naphtholic coupler forming wash-out dye
A color photographic element comprising a film support and a first radiation-sensitive layer further includes an oxidized developer-scavenging naphtholic coupler...
Surface protective layer for photographic elements containing a siloxane
The present invention is a photographic element which includes a support, at least silver halide light sensitive layer superposed on the support, and an...
Silver halide photographic material containing a polymer with a
photographically useful group which is rendered...
The present invention is a silver halide photographic material including at least one layer which contains; a polymer comprising as constituent components...
Silver halide photographic light sensitive material having silver halide
emulsion blends in the fast layer
A color negative photographic element is disclosed comprising at least one light-sensitive image dye-forming unit containing a plural number of silver halide...
Reversal photographic elements comprising an additional layer containing
an imaging emulsion and a non-imaging...
Silver halide photographic elements which are capable of producing reversal images are disclosed including a substantially non-image forming overcoat or...
Auxiliary developing agents, photographic materials incorporating them
and the use thereof
A class of pyrazolidone compounds suitable for use as electron transfer agents in photographic development comprises pyrazolidones substituted in the 1-position...
Kit for roomlight processing of black-and-white photographic elements
Black-and-white elements, such as radiographic films, can be processed in roomlight because they include certain light absorbing dyes and desensitizers....
Material and method for inhibiting bacterial growth in an aqueous medium
A biocidal material comprises an organic biocide immobilised on a polymeric support characterised in that the support is water-insoluble and the biocide is...
Process for fluid/dense gas extraction under enhanced solubility
A liquid/dense gas extraction column process providing intimate contact between a dense gas and a fluid feed containing a solute and operating in an enhanced...
Device for removing flat articles from a stack
The device for removing flat articles from a stack comprises at least one roller which contacts the uppermost article of a stack and is rotatable about a shaft...
Adjustable chute for x-ray sheet film
An adjustable chute for X-ray sheet film having different film formats. The chute is further developed in such a way that sheet film received from a cassette...
Method for aligning an element with respect to another and a system for
unloading rolls using the method...
A method of precisely aligning and positioning a first portion of a first element with respect to a corresponding portion of a second element comprises the...
Apparatus for cleaning a surface of a moving web
Apparatus for cleaning a surface of a moving web of material, particularly photosensitive web material. A particle transfer roller is disposed adjacent the...
Camera with space-saving elastomeric switch
A camera having an exposure system and including an electrical function board, such as a flash board, operatively coupled to the exposure system. A cover closely...
Film guide for guiding film leader over metering sprocket in camera
deployed when door to cartridge receiving...
A camera comprising a cartridge receiving chamber for a film cartridge with a filmstrip including a film leader, a film takeup chamber, a backframe opening...
Camera with multiple spring drive
A camera comprising a film winder rotatable to wind successive exposed imaging areas of a filmstrip onto an exposed film roll, is characterized in that a minor...
Flip-up flash which integrates with film roll chamber when folded to
make one-time-use camera compact
A compact camera comprising a body housing, a film roll chamber within the body housing, and a flip-up flash pivotally connected to the body housing to permit...
One-time-use camera with break-away outer cover
A one-time-use camera with a front cover part, is characterized in that the front cover part has a lens bezel, a longitudinal opening partially surrounding the...
Multi-position lens mechanism for a scanner
A scanner mechanism having a multi-position lens assembly for capturing images resident on an original includes an electronic camera for capturing the images and...
Process for preparing conjugated dienes using substituted rhenium
This invention provides a process for preparing conjugated dienes using certain substituted rhenium compounds as catalysts. The substituted rhenium compounds...
Direct process for the production of cellulose esters
The present invention relates to a process for preparing cellulose esters having a total DS/AGU of 0.1 to 3.0, said process consisting of contacting the...
(2-Cyanoacetamido) reactive polyurethanes
Polyurethanes with pendant reactive 2-cyanoacetamide moieties derived from a reaction mixture of: a) at least one 2-cyanoacetamido-substituted compound selected...
Assemblage for thermal dye transfer
A thermal dye transfer assemblage comprising: (I) a dye-donor element comprising a support having thereon sequentially repeating dye layer patches of a dye dispersed...
Thermographic imaging element
A thermographic imaging element comprises: (a) a support; (b) an imaging layer comprising: (i) an oxidizing agent; (ii) a first reducing agent which has high activity with...
Thermographic imaging element
A thermographic imaging element comprises: (a) a support; (b) an imaging layer comprising: (i) a silver salt; (ii) a first reducing agent which has high activity with an...
Photographic couplers which release useful groups anchiomerically and
The present invention describes an image dye-forming coupler of formula (I) ##STR1## wherein L is an oxymethylene or oxycarbonyl group; n is 0 or 1; COUP is a ...
Black and white photographic element
A black and white photographic element contains a filter dye of Formula (I): ##STR1## wherein each R.sup.1 is independently substituted or unsubstituted...
Aqueous coatable protective polyethylene overcoats for imaging elements
The present invention is a photographic element including a support, having on one side thereof at least one silver halide emulsion layer, and having on the...
Photographic element having ultrathin tabular grains
This invention contemplates a multilayer, multicolor photographic element comprising a support, a plurality of dye-forming hydrophilic colloid containing silver...
Method of fixing a photographic product
The present invention concerns a novel method of processing a photographic product that comprises a step of fixing by surface application of a fixing solution....
Method of photographic processing using spray wash after bleaching
A color photographic silver halide material is processed effectively without formation of rust after the bleaching step. Bleaching is accomplished using an iron...
Efficient blue organic electroluminescent devices
An organic EL device, includes an anode, cathode, and at least one organic luminescent layer including a compound of the formula: ##STR1## where: n is an...
High pressure laminates made with paper containing cellulose acetate
A high pressure laminate is made of several layers of paper, including from bottom to top core sheets, a decor sheet and an overlay sheet. The core sheets are...