DE1522812B

DE1522812B - Flash unit

Info

Publication number: DE1522812B
Authority: DE
Inventors: Franklin Delano; Vroom Clifford Gott; Rochester; Peterson Dean McCormack; Pittsford; N.Y. Kottier (V.St.A.)
Original assignee: GTE Sylvania Inc., New York, N.Y. (V.StA.)

Description

3 43 4

Reflektoren 14 sind in dem Schirm 13 gebildet. Die 10, wobei Gas, das bei Entzündung der Lampen entReflektoren 14 haben eine parabolische Form und steht, entweichen kann.Reflectors 14 are formed in the screen 13. The 10, being gas that entReflectors when the lamps are ignited 14 have a parabolic shape and stand, can escape.

zwei seitlich angeordnete flache Oberflächen 33 sowie In dem Bodenteil 11 sind öffnungen 42 vorgese-two laterally arranged flat surfaces 33 as well as openings 42 are provided in the bottom part 11

zurücktretende Teile 34 zur Aufnahme der Hocker hen, um die Konstruktion des zentralen Zapfens 20 zureceding parts 34 hen for receiving the stool to the construction of the central pin 20 to

der Lampen 12. 5 erleichtern.of lamps 12. 5 facilitate.

Der würfelförmige Behälter mit der durchsichtigen Mit der Außenfläche 16 des Bodenteils 11 ist einThe cube-shaped container with the transparent with the outer surface 16 of the bottom part 11 is a

Wandung 15 besteht aus einem einzigen aus Polysty- zentraler Hohlzapfen 20, 21 einstückig verbunden,Wall 15 consists of a single polysty- central hollow pin 20, 21 connected in one piece,

rol gefertigten Teil und enthält eine obere Wand 36 Der Zapfen 20 enthält eine stabilisierende Bohrung 21rol manufactured part and contains a top wall 36. The pin 20 contains a stabilizing bore 21

und Schutzfenster 35 für die Lampen 12. Die Boden- und mehrere Ansätze 22, die um den unteren Randand protective window 35 for the lamps 12. The bottom and several lugs 22 around the lower edge

kante 37 der Wandung 15 ist mit dem Bodenteil 11 io des Zapfens herum angeordnet sind. Jeder Ansatz 22Edge 37 of the wall 15 is arranged around the bottom part 11 of the pin. Any approach 22

verbunden. Dieser kann aus Kunststoff durch Spritz- hat eine parallel zu dem unteren Rand des Zapfens 20connected. This can be made of plastic by injection molding a parallel to the lower edge of the pin 20

guß hergestellt sein. Er hat mehrere Abdichtkanten verlaufende Bodenfläche 41, eine dazu parallele oberebe cast. It has a plurality of sealing edges running bottom surface 41, an upper parallel to it

29, an welchen die Bodenkante 37 anliegt. Fläche 40, sowie zwei äußere Schrägflächen 38 und29, on which the bottom edge 37 rests. Surface 40, as well as two outer inclined surfaces 38 and

Das Bodenteil 11 enthält eine Außenfläche 16, aus 39. Der Zapfen 20 paßt in den TransportmechanismusThe bottom part 11 includes an outer surface 16, from 39. The pin 20 fits into the transport mechanism

welcher ein Ring 17 herausragt. An dem Ring 17 sind 15 der Kamera. Die Ansätze 22 ermöglichen das Einfüh-which a ring 17 protrudes. On the ring 17 there are 15 of the camera. The approaches 22 allow the introduction

Vertiefungen 30 für Zuführungsdrähte 18,19 vorgese- ren in die und das Entfernen des Blitzlichtgerätes ausRecesses 30 for feed wires 18, 19 are provided in and for removing the flash unit

hen. Löcher 25, 26, 27 und 28 befinden sich in Nach- der Kamera.hen. Holes 25, 26, 27 and 28 are located in the rear of the camera.

barschaf t zum Ring 17. Jede Lampe 12 ist auf der in- Beim Betrieb ist das Gerät 10 mittels des Hohlzapneren Oberfläche des Bodenteils 11 befestigt. Die Zu- fens 20 in die Kamera eingesetzt. Die Kamera ist mit führungsdrähte 18 und 19 für jede Lampe 12 laufen 20 elektrischem Stromkreis versehen, der dazu dient, die durch die Löcher 25 und 26, durch die Vertiefungen Lampen 12 nacheinander zu zünden. Die Kamera ent- ;~ 30 und zurück durch die Löcher 27 und 28. Die En- hält ferner einen Transportmechanismus zum Drehen * den der Zuführungsdrähte 18 und 19 sind nach außen des Gerätes 10 um die Achse des Zapfens 20. Das Gegekrümmt und durch Reibung in den Löchern 27 und rät 10 wird nach dem Zünden einer Lampe um 90° inBarschaf t to the ring 17. Each lamp 12 is on the In operation, the device 10 is by means of the hollow pin Surface of the bottom part 11 attached. The Zu- fens 20 are inserted into the camera. The camera is with Guide wires 18 and 19 for each lamp 12 run 20 provided electrical circuit that serves to the through the holes 25 and 26, through the recesses to ignite lamps 12 one after the other. The camera ; ~ 30 and back through holes 27 and 28. The package also includes a transport mechanism for rotating * those of the supply wires 18 and 19 are outwardly of the device 10 around the axis of the pin 20. That is curved and by friction in the holes 27 and advises 10 after igniting a lamp by 90 ° in

28 gegen die Vorsprünge 29 α der Abdichtungskanten 25 eine neue Blitzstellung ged_sreht. Wenn alle Lampen28 against the projections 29 α of the seal edge 25 ged _s reht a new flash position. When all lamps

29 befestigt. Löcher 24 in der Bodenplatte erlauben gezündet sind, wird das Gerät von der Kamera entden Umlauf von Luft innerhalb des Blitzlichtgerätes fernt.29 attached. Holes 24 in the base plate are ignited to allow the device to be detached from the camera Circulation of air within the flash unit is removed.

Hierzu 1 Blatt Zeichnungen1 sheet of drawings

Claims

. the. Base contacts and, the ignition contacts of the

Patent claims camera in the ready position of the corresponding

. Do not touch the flash lamp securely.

The object of the invention is therefore the creation

1. Flashlight device for cameras with a rotary 5 of a flashlight device of the proposed type part, the several reflectors with parallel to the a perfect coupling of the Transportein axis of rotation arranged flash lamps, the message reaches the camera and a safe contact with each other The base contacts of the flash unit can be brought into the flash position with the in which the base contacts of the flash lamps and ignition contacts of the camera are guaranteed. the place against fixed ignition contacts of the camera, where the object is achieved according to the invention, by a Bobei the rotating part as, by means of -transparent protection- end part with a protruding ring on which Window made of solidly closed cube on all sides - the supply wires for the flash lamps are arranged is formed and that are "behind the reflector protection fencing, and a central hollow pin on which stern lying flash lamps with their melting lower edge lugs protrude, each of which top in one '. upper recess with its 15 a bottom surface, a parallel upper surface Pinch foot in a lower opening of the reflector and two outer sloping surfaces.

tors are included, according to patent 1447 878, the hollow pin and its approaches ensures the

characterized by a bottom part (11, perfect coupling. The base contacts form the

16) with a protruding ring (17), on which the feed wires have an arrangement

chem, the supply wires (18, 19) for the flashing 20 on the ring a defined position for joining

lamps are arranged, as well as a central menimpact with the ignition contacts of the camera.
Hollow pin (20, 21), on the lower edge of which the transport shaft, in contrast,

Sentences (22) protrude, each of which has a base to the proposal of the main latent, 'not through the zen- ^ f

den surface (41), an upper surface parallel to it and a central opening of the bottom part into the interior of the cube

(40) and two outer inclined surfaces (38, 39). 25 protrudes, the additional advantage of

2. Flash device according to claim 1, characterized in that there is a further reduction in size of the flash device indicates that the ring (17) brings about depressions.

(30) for receiving the feed wires (18; 19) "■ The secure position of the feed wires is there-

having. ... ■ .. · .- by still improving that according to a particular

3. Flash device according to one of claims 1 to 30 embodiment of the invention, the ring Veftiefun- or 2, characterized in that the bottom has to accommodate the supply wires, see above part (11,16) has holes (27, 28) in which the "that this when putting on and turning the flash light after the outwardly curved ends of the feeding device cannot slip.

wires (18,19) are fixed by friction. This secure location is used in a further advantageous

35 adhere to further improvement in that

the bottom part has holes in which the after

outwardly curved ends of the lead wires

are fixed by friction. This equates to

avoided in good time that you are at the free ends

40 can injure the feeder wires.

·, ..,., ........, ..... . The drawings show, for example, execution

'' ■ · ""'*^;'' · · '- "· embodiments of the invention. They show

The invention relates to a flash unit for Ka- F i g. 1 and 2 a perspective view of the

meras with a .turned part, the multiple reflectors flash light device, ( C

with flash lamps arranged parallel to the axis of rotation, 45. Fig. 3 in an exploded state the indie individual parts of the flash unit are brought into the flash position one after the other,

can, in the base contacts of the flash lamps F i g. 4 is a view of the connecting bottom part

place against fixed ignition contacts of the camera, whereby the flash unit,

the rotating part as a transparent protective window Fig. 5 is a side view partially in section,

firmly closed on all sides. Cube. Is formed 50 of the connecting bottom part with the individual flashing lamps and the lamps lying behind the reflector protection windows, along the line 5-5 in FIG. 4,
Flash lamps with their melting tip in an upper fig. 6 is a bottom view of the flash unit;

Recess and with its pinch foot in a lower part, where one of the electrical supply wires is

The opening of the reflector has been added after it has been removed.

Patent 1447 878. "■ ₅₅ The flash unit 10 consists of a base part

In the case of this proposed flash device, 11 has, to which the individual flash lamps 12 are attached the bottom part has a central opening into which one is. A preformed screen 13 of reflectors 14 A shaft fastened on the camera as a holder separates the lamps 12 and forms a suitable reflector protrudes. The lead wires of the flash lamps protrude to the animal surface 14 for each lamp 12. A container formation of base contacts from openings in the bottom 60 ter with a transparent wall 15 is on the part out. The practical use of such a bottom plate 11 attached. Each group of reflector flash units has shown that, on the one hand, the one from the flash lamps is behind the inner surface of the transparent camera protruding shaft slightly damaged and arranged against wall 15. All the flashlight with it The coupling of the flash device with the device forms a cube with an edge length of The camera's transport device is impaired, 65 about 2.5 cm.

on the other hand, it consists of the bottom part of the flashlight. The screen 13 is made of a right-angled piece

device protruding socket contacts when handling made of polystyrene or another plastic that comes with Bend the cube and put it on slightly so that the aluminum is coated, preformed. Four singles