DE2325749A1 - KNIFE WITH RETRACTABLE BLADE - Google Patents
KNIFE WITH RETRACTABLE BLADEInfo
- Publication number
- DE2325749A1 DE2325749A1 DE2325749A DE2325749A DE2325749A1 DE 2325749 A1 DE2325749 A1 DE 2325749A1 DE 2325749 A DE2325749 A DE 2325749A DE 2325749 A DE2325749 A DE 2325749A DE 2325749 A1 DE2325749 A1 DE 2325749A1
- Authority
- DE
- Germany
- Prior art keywords
- blade
- holder
- housing
- knife according
- blade holder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26B—HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR
- B26B5/00—Hand knives with one or more detachable blades
- B26B5/001—Hand knives with one or more detachable blades with blades being slid out of handle immediately prior to use
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Knives (AREA)
Description
67-20.774P(2O.775H) 21. 5· 197367-20.774P (2O.775H) May 21, 1973
STANLEY TOOLS LIMITED, ¥oodside, Sheffield (Großbritannien) STANLEY TOOLS LIMITED, ¥ oodside, Sheffield (Great Britain)
Messer mit einziehbarer KlingeKnife with retractable blade
Die Erfindung betrifft ein Messer mit einziehbarer Klinge, einem Griffgehäuse, einem verschiebbaren Klingenhalter, einem Betätigungsknopf und einer Blattfeder, bei welchem der Betätigungsknopf einen Schlitz in einer Geliäuseseite durchragt, durch die Blattfeder mit dem zumindest an einer Klingenkante angreifenden Klingenhalter verbunden ist und von der Blattfeder zur Sicherung der Klinge in der ausgezogenen und eingeschobenen Stellung mit einem Gehäuseanschlag in Eingriff gehalten wird, wobei das Gehäuse zum Auswechseln der Klinge zu öffnen ist.The invention relates to a knife with retractable Blade, a handle housing, a sliding blade holder, an actuation button and a leaf spring, in which the actuation button has a slot in a gel housing side protrudes through, connected by the leaf spring to the blade holder engaging at least one blade edge is and from the leaf spring to secure the blade in the extended and retracted position with a housing stop is held in engagement, wherein the housing is to be opened for changing the blade.
Aufgabe der Erfindung ist ess ein" Messer mit einzieh-The object of the invention is s a "knife with retractable
30S8S0/Q39830S8S0 / Q398
67»(2iO79)-Sd-r (8) ORIGINAL INSPECTED67 »(2iO79) -Sd-r (8) ORIGINAL INSPECTED
-Z--Z-
barer Klinge von äußerst einfachem Aufbau zu schaffen, das aus möglichst wenigen Einzelteilen besteht, die jeweils besonders einfach herzustellen sind.extremely simple construction, the consists of as few individual parts as possible, each of which is particularly easy to manufacture.
Diese Aufgabe wird erfindungsgemäß dadurch gelöst, daß die Blattfeder gegen eine Fläche der Klinge drückt, um sie lösbar am Klingenhalter festzulegen»According to the invention, this object is achieved in that the leaf spring presses against a surface of the blade in order to prevent it to be detachably attached to the blade holder »
Vorteilhafterweise besteht das Griffgehäuse aus einem von einem Deckel abgeschlossenen Gehäusekörper, welcher an seinem einen Ende einen Schlitz aufweist, durch den die Klinge herausgezogen und eingeschoben werden kann und der einen Hohlraum für die eingeschobene Klinge und für den Klingenhalter anschließt, der an einer Seite des Gehäuse-.körpers eine Öffnung sum Herausnehmen des Klingenhalters zusammen mit der Klinge aufweist» Als Verschluß für die Öffnung des eine weitere Vorratsklinge aufnehmenden Hohlraumes ist der Deckel abnehmbar am Gehäusekörper befestigt. Der Körper besteht vorzugsweise aus einem Preßkunststoff und der Deckel und der Klingenhalter aus gestauchtem Blech, so daß alle drei Teile leicht hergestellt werden können.The handle housing advantageously consists of one by a cover closed housing body, which has a slot at one end through which the The blade can be pulled out and pushed in and the one cavity for the pushed-in blade and for the Blade holder connects to one side of the housing .body has an opening for removing the blade holder together with the blade »As a closure for the Opening of the cavity receiving a further supply blade, the cover is removably attached to the housing body. The body is preferably made of a molded plastic and the lid and the blade holder made of compressed sheet metal, so that all three parts can be easily manufactured.
Der vom Betätigungsknopf durchragte Schlitz ist vorzugsweise im Deckel vorgesehen. Der Betätigungsknopf wird vorzugsweise durch die Blattfeder in Eingriff mit Anschlägen im Gehäuse gehalten, um die Klinge wahlweise nicht nur in der voll ausgezogenen und voll eingeschobenen, sondern auch in einer mittleren Position festzulegen.The slot penetrated by the actuating button is preferred provided in the lid. The actuating button is preferably engaged with stops by the leaf spring held in the housing, the blade is optionally not only in the fully extended and fully retracted, but also set in a middle position.
Im folgenden v/ird ein Ausführungsbeispiel der Erfindung anhand der Zeichnung näher erläutert. Es zeigen:An exemplary embodiment of the invention is explained in more detail below with reference to the drawing. Show it:
309850/0398309850/0398
Fig. 1 eine Seitenansicht des erfindungsgemäßen Messers mit voll eingeschobener Klinge;Fig. 1 is a side view of the knife according to the invention with fully retracted blade;
Fig. 2 eine Seitenansicht des Messers mit voll ausgezogener Klinge, entferntem Deckel und einer Zusatzklinge im Hohlraum;Fig. 2 is a side view of the knife with fully extended blade, removed cover and one Additional blade in the cavity;
Fig. 3 einen Schnitt längs der Schnittlinie III-III in Fig» 2 in zweifach vergrößertem Maßstab;3 shows a section along the section line III-III in FIG. 2 on a two times enlarged scale;
Fig. 4 die Einzelteile des erfindungsgemäßen Messers.4 shows the individual parts of the knife according to the invention.
Das gezeigte Messer 10 besteht im wesentlichen aus einer einziehbaren Klinge 11, einem Gehäuse 12 und einem Klingenhalter 13« Das Gehäuse 12 setzt sich aus einem Gehäusekörper lh und einem Deckel 15 zusammen. Der Gehäusekörper lh hat an seinem einen Ende 16 einen Schlitz 17» durch den die Klinge 11 herausgesogen und zurückgeschoben werden kann. Der Gehäusekörper 14 umschließt einen Hohlraum 18 für die eingeschobene Klinge 11 und für einen Klingenhalter 13» Der Hohlraum 18 hat eine Öffnung 19 an' einer Seite 20 zum Herausnehmen des Klingenhalters 13 zu sammen mit der Klinge 11. Der Deckel 15 ist abnehmbar am Körper 14 befestigt und verschließt die Hohlraiamöffnüng 19· Ein handbetätigter Knopf 21 ist über eine gebogene Blattfeder 22 mit dem Klingenhalter 13 verbunden, welche selbst bei 23 durch eine Schweißnaht am Klingenhalter 13 befestigt ist und die bei 2h auf eine Seite der ausziehbaren Klinge 11 drückt und sie dadurch lösbar am Klingenhalter 13 hält. Der Knopf 21 ragt durch einen Längsschlitz 25 im Deckel 15 an einer Seite des Gehäuses 12 zum manuellen Herausziehen und Zurückschieben der Klinge 11. DerThe knife 10 shown consists essentially of a retractable blade 11, a housing 12 and a blade holder 13. The housing 12 is composed of a housing body 1h and a cover 15. The housing body 1h has at one end 16 a slot 17 'through which the blade 11 can be sucked out and pushed back. The housing body 14 encloses a cavity 18 for the inserted blade 11 and for a blade holder 13. The cavity 18 has an opening 19 on one side 20 for removing the blade holder 13 together with the blade 11. The cover 15 is removable on the body 14 attaches and closes the hollow opening 19A hand-operated button 21 is connected to the blade holder 13 via a bent leaf spring 22, which is itself attached to the blade holder 13 by a weld seam at 23 and which at 2h presses on one side of the extendable blade 11 and thereby pushes it releasably holds on the blade holder 13. The button 21 protrudes through a longitudinal slot 25 in the cover 15 on one side of the housing 12 for manually pulling out and pushing back the blade 11. The
3098B0/03983098B0 / 0398
Raum 18 bildet einen weiteren Klingenvorratsraum für eine Ersatzklinge 26 (Fig. 2 und 3).Space 18 forms another blade storage space for a Replacement blade 26 (Figs. 2 and 3).
Der Körper 14 besteht aus geformtem Kunststoff und der Deckel 15 aus gestanztem Blech. Der Deckel 15 besitzt umgebogene Endteile 27 und 28, die jeweils entsprechende Endteile 29 und 30 des Gehäusekörpers umgreifen - wobei der eine Endteil 27 zuerst über den Endteil 29 gehakt und danach der Deckel 15 so weit verschweinkt wird, bis der Endteil 28 über den Endteil 30 einrastet -,so daß der Deckel 15 beim Befestigen am Körper 14 in einer festgelegten Lage einschnappt. Der Deckel 15 kann vom Gehäusekörper lk durch einfaches Aufdrücken des Deckelendteils 28 und Ausklinken dieses Deckelendes 28 vom Gehäuseende 30 und danach durch Aushaken des Deckelendes 27 vom Gehäuseende 29 entfernt werden. Die Kanten der Klinge 11 werden vom Klingenhalter 13 gehalten, um die Klinge in einer gegebenen Relativlage zum Klingenhalter 13 festzulegen. Auch der Klingenhalter 13 besteht aus gestanztem Blech.The body 14 is made of molded plastic and the cover 15 is made of stamped sheet metal. The cover 15 has bent end parts 27 and 28, each of which encompasses corresponding end parts 29 and 30 of the housing body - one end part 27 first being hooked over the end part 29 and then the cover 15 pivoted until the end part 28 over the end part 30 engages - so that the lid 15 snaps in a fixed position when it is attached to the body 14. The cover 15 can be removed from the housing body 1k by simply pressing on the cover end part 28 and notching this cover end 28 from the housing end 30 and then from the housing end 29 by unhooking the cover end 27. The edges of the blade 11 are held by the blade holder 13 in order to fix the blade in a given position relative to the blade holder 13. The blade holder 13 is also made of stamped sheet metal.
Eine Zunge 3^ der Klinge wird durch ein hinteres Paar Laschen 35 und ein vorderes Paar Laschen 36 des Klingenhalters 13 festgehalten. Das hintere Ende 37 der Zunge 3^ steht mit einer nach vorn weisenden Lasche 38 des Klingenhalters 13 in Berührungseingriff. Das hintere Ende eines Schlüsselloches kO in der Zunge Jh steht mit einer nach hinten weisenden Zunge 4i des Klingenhalters 13 in Eingriff. Die Blattfeder 22 drückt die Klinge gegen eine Basis k2 des Klingenhalters 13· Die Klinge 11 kann vom Halter 13 gelöst - und wieder befestigt oder durch die Ersatzklinge 26 ersetzt werden - nachdem der Halter 13 zusammen mit der Klinge 11 aus dem Hohlraum 18 herausge-A tongue 3 ^ of the blade is held in place by a rear pair of tabs 35 and a front pair of tabs 36 of the blade holder 13. The rear end 37 of the tongue 3 ^ is in contact with a forwardly facing tab 38 of the blade holder 13. The rear end of a keyhole kO in the tongue Jh is in engagement with a tongue 4i of the blade holder 13 that points to the rear. The leaf spring 22 presses the blade against a base k2 of the blade holder 13. The blade 11 can be detached from the holder 13 - and reattached or replaced by the replacement blade 26 - after the holder 13 has been removed from the cavity 18 together with the blade 11.
309850/0398309850/0398
noramen ist. Durch die gegeneinander gerichtete Anordnung der Laschen 38 und 41 wird eine beidseitige Klingenhaiterung erreicht. Die Laschen 35»' 3^, 38 und 4i stehen alle von der Basis 42 ab. Selbstverständlich ist ein notwendiges Spiel zwischen dem Blatt 11 und den Laschen 35» 3°-, 38 und 41 zum leichten Entfernen und Ersetzen der Klingen 11 vorgesehen.noramen is. Due to the opposing arrangement the tabs 38 and 41 is a double-sided blade holder achieved. The tabs 35 »'3 ^, 38 and 4i are all in place from the base 42. Of course, there is a necessary clearance between the sheet 11 and the tabs 35 »3 ° -, 38 and 41 for easy blade removal and replacement 11 provided.
Das freie Ende der Feder 22 ist leicht gegen die Basis 42 vorgespannt. Die Dimensionen, die Geometrie und die Eigenschaften der Feder sind so ausgewählt, daß der Klingenansatz 34 leicht zwischen die Basis 42 und die Feder 22 eingeführt werden kann, bis die Klinge 11 festgelegt und leicht von den Laschen 35» 36» 38 und 4i gehalten wird. Beim Einbau der bereits aneinander befes-tigten Klinge und des Trägers 13 in das Gehäuse 12 wird das scharfe Ende 11a der Klinge durch die Gehäuseöffnung 19 in den Raum 18 und danach durch den Schlitz 17 geführt, worauf der Halter 13 in den Hohlraum 18 fallen kann.The free end of the spring 22 is slightly biased against the base 42. The dimensions, the geometry and the properties of the spring are selected so that the blade nose 34 easily intervenes between the base 42 and the spring 22 can be inserted until blade 11 is set and easily held by tabs 35 »36» 38 and 4i will. When installing the already attached blade and the carrier 13 in the housing 12, the sharp End 11a of the blade through the housing opening 19 into the Space 18 and then passed through the slot 17, whereupon the holder 13 can fall into the cavity 18.
Zur lösbaren Befestigung der Klinge 10 und des Klingenhalters 13 als eine Einheit in verschiedenen Positionen, inklusive einer voll ausgezogenen Position, einer voll eingezogenen und einer Zwischenposition relativ zum Gehäuse 12, ist der Knopf 21 mit einem Flansch 43 versehen, der zwischen eines von drei Paaren von Kerben 44, 45 und 46 eingreifen kann, die in nach einwärts gezogene Ränder 47 und 48 des Deckels 15 ausgebildet sind und sich an den Seiten des Schlitzes 25 erstrecken. Da der Knopf 21 an dem gebogenen Teil der Feder 22 zwischen den Positionen 23 und 24 befestigt ist, an welchem die Feder 22 einmal am Klingenhalter 13 befestigt und zum anderen an derFor releasable attachment of the blade 10 and the blade holder 13 as a unit in different positions, including a fully extended position, a fully retracted and an intermediate position relative to the Housing 12, the button 21 is provided with a flange 43, which can engage between one of three pairs of notches 44, 45 and 46, the inwardly drawn edges 47 and 48 of the lid 15 are formed and to the sides of the slot 25 extend. Since the button 21 on the bent part of the spring 22 between the positions 23 and 24 is attached to which the spring 22 once attached to the blade holder 13 and on the other hand
30 98 50/03 9830 98 50/03 98
Klinge 11 anliegt, kann der Flansch 43 durch Eindrücken des Knopfes 21 zum Herausziehen oder Einschieben der Klinge 11 ausgerückt werden.If the blade 11 rests, the flange 43 can be pressed in of the button 21 for pulling out or pushing in the blade 11 can be disengaged.
Die Feder 22 führt somit alle drei Funktionen aus, nämlich die Festlegung des Knopfes 21 am Halter 13f das Ergreifen der Klinge 11, um diese in einer Relativposition zum Klingenhalter 13 festzulegen und schließlich die sichere Festlegung der Klinge 11 in den verschiedenen Positionen, so daß nur eine einzige Feder im Messer 9 erforderlich ist.The spring 22 thus performs all three functions, namely the fixing of the button 21 on the holder 13 f the gripping of the blade 11 in order to fix it in a position relative to the blade holder 13 and finally the secure fixing of the blade 11 in the various positions, so that only a single spring in the knife 9 is required.
Keiner der im Messer vorhandenen Teile ist mit einem Gewinde versehen oder verschraubt.None of the parts in the knife are with one Threaded or screwed.
Der Gehäusekörper 14 ist mit einer Einrichtung in ~ Form einer Bohrung 49 versehen, die ein Einhängen des Messers 10 an einem nicht dargestellten Haken, einem nicht dargestellten Schlüsselring, an einer Schnurverankerung od. dgl. erlaubt.The housing body 14 is provided with a device in ~ Form of a bore 49 provided, the hanging of the knife 10 on a hook, not shown, one not key ring shown, on a cord anchorage or the like allowed.
309880/0398309880/0398
Claims (12)
Schlüsselring oder eine Wandhalterung versehen ist.13 · Knife according to claim 1, characterized in that the housing (12) with a holder or a hole (49) for hanging the knife on a hook, a
Key ring or wall bracket is provided.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2506172A GB1365225A (en) | 1972-05-26 | 1972-05-26 | Retractable blade knife |
Publications (1)
Publication Number | Publication Date |
---|---|
DE2325749A1 true DE2325749A1 (en) | 1973-12-13 |
Family
ID=10221581
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE2325749A Withdrawn DE2325749A1 (en) | 1972-05-26 | 1973-05-21 | KNIFE WITH RETRACTABLE BLADE |
Country Status (8)
Country | Link |
---|---|
US (1) | US3863339A (en) |
CA (1) | CA981897A (en) |
DE (1) | DE2325749A1 (en) |
FR (1) | FR2186871A5 (en) |
GB (1) | GB1365225A (en) |
IT (1) | IT987911B (en) |
SE (1) | SE385671B (en) |
ZA (1) | ZA733493B (en) |
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US3314148A (en) * | 1966-02-17 | 1967-04-18 | Albert J Foellmi | Retractible pocket blade holder |
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US3660895A (en) * | 1971-01-11 | 1972-05-09 | Stanley Works New Britain The | Retractable utility knife |
-
1972
- 1972-05-26 GB GB2506172A patent/GB1365225A/en not_active Expired
-
1973
- 1973-05-21 DE DE2325749A patent/DE2325749A1/en not_active Withdrawn
- 1973-05-23 US US363033A patent/US3863339A/en not_active Expired - Lifetime
- 1973-05-23 ZA ZA733493A patent/ZA733493B/en unknown
- 1973-05-23 SE SE7307269A patent/SE385671B/en unknown
- 1973-05-24 CA CA172,177A patent/CA981897A/en not_active Expired
- 1973-05-25 IT IT24612/73A patent/IT987911B/en active
- 1973-05-28 FR FR7319305A patent/FR2186871A5/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2644264A1 (en) | 2012-03-28 | 2013-10-02 | Aurotec GmbH | Pressure-controlled multi-reactor system |
EP2644263A1 (en) | 2012-03-28 | 2013-10-02 | Aurotec GmbH | Pressure-controlled reactor |
WO2013143922A1 (en) | 2012-03-28 | 2013-10-03 | Aurotec Gmbh | Pressure regulated multi-reactor system |
Also Published As
Publication number | Publication date |
---|---|
GB1365225A (en) | 1974-08-29 |
IT987911B (en) | 1975-03-20 |
ZA733493B (en) | 1974-04-24 |
FR2186871A5 (en) | 1974-01-11 |
SE385671B (en) | 1976-07-19 |
CA981897A (en) | 1976-01-20 |
US3863339A (en) | 1975-02-04 |
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Legal Events
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8125 | Change of the main classification |
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