WO2016044958A1

WO2016044958A1 - Eyeglass frame

Info

Publication number: WO2016044958A1
Application number: PCT/CH2015/000134
Authority: WO
Inventors: Sandra Kaufmann; Monika FINK
Original assignee: Sandra Kaufmann; Fink Monika
Priority date: 2014-09-22
Filing date: 2015-09-15
Publication date: 2016-03-31
Also published as: CH710138A2

Abstract

The invention relates to an eyeglass frame (1) with an eyeglass front (2) and an eyeglass arm (3a, 3b) which is connected to the eyeglass front (2) via a pivot joint connection. The eyeglass front (2) contains a joint element (12a, 12b) via which the eyeglass arm (3a, 3b) is hinged to the eyeglass front (2) such that the eyeglass arm (3a, 3b) can be pivoted on a pivot plane relative to the eyeglass front (2) between a closed position and an open position. The joint element (12a, 12b) forms a slot-shaped receiving area (4), which is parallel to the pivot plane of the eyeglass arm (3a, 3b), and further contains a through-opening (10), which run transversely to the slot-shaped receiving area (4) and opens into said receiving area. The eyeglass frame additionally contains an axle element (13) which is mounted in the through-opening (10), and the eyeglass arm (3a, 3b) contains a limb (5) with an end portion (7) which can be inserted into the slot-shaped receiving area (4). The end portion (7) interacts with the axle element (13) such that the limb (5) is mounted in the slot-shaped receiving area (4) in a pivotal manner about a geometric pivot axis D1 and is secured in a pulling direction (Z) oriented from the joint element (12a, 12b) to the free end of the eyeglass arm (3a, 3b) so as to be prevented from being pulled out of the slot-shaped receiving area (4).

Description

SPECTACLE FRAME

The invention relates to the field of visual aids and fashion accessories and relates to a spectacle frame with a spectacle front and with a connected via a hinge joint with the spectacle front spectacle arm for supporting the spectacle frame on the head of a spectacle wearer, wherein the spectacle front comprises a joint body, via which the spectacle arm the spectacle front is articulated such that the spectacle arm is pivotable relative to the front of the spectacle in a pivoting plane from a closed position into an open position and vice versa.

Eyewear measured despite numerous alternatives for the correction of ametropia still in the present time still a great popularity. This partly because the glasses are not only used as a visual aid, but sometimes also used as a fashion accessory, for example, to give his appearance a special accent. On the one hand, glasses therefore have to fulfill certain functional requirements and, on the other hand, have to take the fashion trend into account. Accordingly, the appearance and texture of the shape, material and color of the glasses also changes continuously. An essential functional component of a pair of glasses, which also contributes to the appearance of the glasses, is the so-called spectacle hinge. This connects the spectacle arm with the spectacle front and allows the swinging out of the spectacle arm from a closed position in which it is pivoted and lies substantially parallel to the spectacle front, in an open position in which the spectacle arm swung out and is substantially perpendicular to the spectacle front. Glasses hinges are subject to high functional requirements. On the one hand, these should be as long-lasting as possible and low in wear and maintenance. On the other hand, the spectacle hinges must also be extremely robust against bending stress of the spectacle frame as well as punches. In particular, the spectacle hinges must also be able to absorb an overbending of the spectacle arm from its open position in the pivoting direction.

Furthermore, the spectacle hinges should also be as simple as possible and inexpensive to manufacture and assemble on the spectacle frame.

It is therefore an object of the present invention to provide a spectacle frame with a hinge connection between the spectacle arm and spectacle front, which is simple in construction and assembly, takes up little space, and which consists of as few individual parts and is inexpensive to manufacture.

The object is solved with the features of independent claim 1. Further preferred embodiments and developments of the invention will become apparent from the dependent claims, the description and the figures. The invention is now characterized in that the joint body forms a slot-shaped receptacle, which is arranged parallel to the pivot plane of the spectacle arm, and the joint body has a passage opening which extends transversely to the slot-shaped receptacle and opens into this, and an axle body in the Durc hgangsö Is mounted opening, and the spectacle arm includes a leg with an end portion, wherein the leg is inserted with its end portion in the slot-shaped receptacle, and the end portion cooperates with the axle body such that the leg in the slot-shaped receptacle pivotally mounted about a geometric pivot axis and in a directed from the joint body to the free end of the spectacle arm pulling against pulling out is secured from the slot-shaped receptacle. The pulling direction in particular runs parallel to the longitudinal axis of the spectacle arm.

The slot-shaped receptacle is arranged in particular transversely to the geometric pivot axis. The term "transverse" in this specification means at an angle of 80 ° to 90 °, in particular of 90 ° (angular degree).

The slot-shaped receptacle has in particular the function of a pivoting guide. That is, the pivoting movement of the glasses man is in particular by the slot-shaped receptacle ge leads. This happens in particular in that the width of the slot-shaped receptacle corresponds to the width of the leg guided in the slot-shaped receptacle.

The slot-shaped receptacle in particular forms a pivot stop for the leg when the spectacle arm is pivoted into the open position. The leg is in the open position in particular to the pivot stop. That is, the pivot stop limits the pivoting movement in the direction of the open position and defines the open position of the spectacle arm. An overshoot is not possible.

The pivot stop is designed in particular as a stop surface. The pivot stop is in particular a lateral wall of the slot-shaped receptacle. The extension of the slot-shaped receptacle is consequently bounded laterally outwards by the pivot stop.

The slot-shaped receptacle is further limited in particular to the front by an end wall. Forward means in the direction of the wearer. The end wall acts in particular as a limit for the end portion of the leg forward. Furthermore, the slot-shaped receptacle is open in particular to the free end of the Bnllenarms in the open position. The free end of the spectacle arm corresponds to the end portion of the spectacle arm directed towards the ear of the spectacle wearer. Thanks to the opening mentioned, the spectacle can be pivoted between an open and closed position.

In addition, the slot-shaped receptacle is open in particular to the respectively adjacent joint body. The axle body is designed in particular as a separate component and in the passage opening, also called through opening, admitted. However, the axle can also be a component on the end portion of the spectacle arm and be mounted together with this. The axle body represents an interface between a rotating part of the end portion and the joint body. Depending on the embodiment or solution concept, the axle body has one or more of the following functions:

A. pivoting guide for the rotating part of the end portion;

B. Halting giving the rotating part of the end portion;

C. giving resistance to the rotating part of the end portion in the through hole in the form of static and sliding friction;

D. Wear structure to protect the joint body and the end portion.

The passage opening is open at least to the slot-shaped receptacle. The passage opening is in particular also to the opposite side outwards and thus open throughout. As a result, the axle body can be introduced from the outside into the passage opening. The axle body is inserted or inserted in particular into the passage opening. The axle can also be screwed into the passage opening. The axle is in particular rotatably mounted in the through hole. The passage opening can in particular traverse the slot-shaped receptacle and extend on both sides of the slot-shaped receptacle. A passage opening, which traverses the slot-shaped receptacle, can be open in particular to the two outer sides lying opposite one another. A passage opening, which traverses the slot-shaped receptacle, may be part of an insertion slot, which will be described further below, on one side of the slot-shaped receptacle.

According to a first solution concept, the axle body traverses the slot-shaped receptacle, the end section at least partially encompassing the axle body. As a result, the end portion is secured by the axle against pulling out.

If the through-opening traverses the slot-shaped receptacle, the axle body can pass through the slot-shaped receptacle in the fully inserted state and engage on the opposite side in the continued through-opening.

The passage opening of the present invention is designed in particular as a longitudinal opening. The passage opening extends in particular parallel to the geometric pivot axis. Accordingly, the axle body runs parallel to the geometric pivot axis.

The geometric pivot axis extends in particular in the passage opening. Accordingly, the geometric pivot axis extends through the axle body. The passage opening extends in particular perpendicular to the slot-shaped receptacle. The axle body is made in particular of plastic. The axle body is particularly flexible and bendable. The axle is particularly elastic. The axle body consists in particular of an elastomer, such as silicone elastomer. The axle body can take a firm seat in the passage opening by a positive and / or non-positive fit.

The axle body can form a stop collar on at least one front end side. The stop collar lies against the joint body, in particular outside the passage opening. The stop collar acts in particular as insertion limit.

The axle body can form a stop collar on both end faces, which secures the axle body against axial displacement in both directions.

The stop collar may be formed circumferentially. If the axle body is flexible, in particular elastic, then the one stop collar can be compressed and pushed through the passage opening, with the stop collar resuming its original shape after leaving the passage opening for the purpose of performing its function.

The axle body may also contain laterally protruding projections, which serve as anchoring elements, so that the axle body has a tight fit in the passage opening. According to a development of the invention, the axle body has a receiving opening. The receiving opening is open at least on one side. The receiving opening may be formed in particular as a through opening open on both sides. The receiving opening is in particular a longitudinal opening. The receiving opening extends in particular parallel to the geometric pivot axis.

In the basic form, the axle body can be cylindrical, in particular hollow-cylindrical. The axle body may be formed in particular conical. The axle body may be formed as a tube section or tube,

According to the first solution concept, the end section of the leg in particular forms a passage for the axle body. The passage can be present as an open receptacle or passage opening for the axle body. Accordingly, the end portion surrounds the axle body partially. The passage is open in particular to the free end of the spectacle arm.

The passage can be present as a closed receptacle or passage opening for the axle body. Accordingly, the end portion surrounds the axle body in full. The closed passage can z. B. in the form of a bearing eye or a bearing lug.

The end portion may be an arc portion. The end portion is in particular hook-shaped. The end portion may be in particular U-shaped. The thus formed passage is open to the free end of the spectacle arm. The end section hooks on the axle body and is thus secured against being pulled out in the direction of the free end of the spectacle arm. According to one embodiment of the invention, the end portion of the leg is designed such that it is clamped in the slot-shaped receptacle. The end portion is in particular held in such a clamping manner in the slot-shaped receptacle that a resistance is generated during pivoting of the spectacle arm, which prevents an automatic pivoting of the spectacle arm. An automatic pivoting means in particular the pivoting under the influence of gravity.

The end portion is for this purpose in particular elastic, as resilient, trained and has restoring properties. The end portion may be designed so that it is elastically deformed during insertion into the slot-shaped receptacle along the height, such that the restoring force generated thereby causes a clamping receiving the end portion in the slot-shaped receptacle.

The end section and in particular the leg with the end section consist in particular of a material with elastic but dimensionally stable properties. The elasticity of the leg or of the end section with restoring properties cause the end section to return to its original shape after an elastic deformation triggered by tensile and compressive stresses, as soon as the said stresses cease.

The end portion and in particular the leg with the end portion are in particular made of metal, such as steel. The end portion and in particular the leg with the end portion are in particular made of spring steel. The end portion and in particular the leg with the end portion are in particular made of wire, such as spring wire. The end portion and in particular the leg with the end portion may also be made of sheet metal.

The end portion and in particular the leg with the end portion may also be made of plastic, for. B. made of reinforced, in particular fiber reinforced plastic, be. Composite materials made of several materials, such as metal and plastic, are also possible.

According to one embodiment of the first solution concept, the end section is designed as a bending section with a bending plane perpendicular to the geometric pivot axis. Bending section means that the leg is bent in the end section. The bending section forms in particular through the passage. According to this embodiment, the bending section is made of wire or sheet metal. According to a development of this embodiment, the bending section is bent out of the bending plane in the direction of the geometric pivot axis. The greatest height of the bending section is according to this development also greater than the width of the slot-shaped receptacle. As a result, the bending portion is compressed when inserted into the slot-shaped receptacle in height and elastically deformed to form a restoring force. The bending portion is clamped in this way in the slot-shaped receptacle. The greatest height of the bending section is, according to this development, in particular larger than the diameter of the bent leg in the bending section. The bending section, in particular in the form of a wire, can form a closed passage and, according to the embodiment of the invention described above, can be bent out of the bending plane like a helix.

According to a particular embodiment of the first solution concept, the spectacle arm includes a first leg and a second leg. The first leg corresponds to the leg already described above and includes a corresponding end portion. The first leg is inserted with its end portion in the slot-shaped receptacle, wherein the end portion at least partially surrounds the axle body, such that the leg in one of the Hinge body is secured to the free end of the spectacle arm directed pulling direction against withdrawal from the slot-shaped receptacle.

With regard to the possible design of the first leg and in particular of its end portion, reference is made to the above description.

The second leg also contains a final seal. The end section forms an axle section. The axle section is aligned in particular parallel to the geometric pivot axis.

The axle section is in particular introduced into a receiving opening already described above in the axle body.

According to one embodiment of the invention, the axle body can in particular also be mounted on the axle section and, in particular, can be introduced into the passage opening together with the axle section. This also applies to the second solution concept described below. The axle body is in this case in particular a coating or a jacket. This can, for. B. be plastic. The plastic may be an elastomer, in particular a silicone elastomer.

The axle section may be an integral projection or a projection leading away from the arm section at an angle. The axis section can, for. B. be designed as a pivot or swivel style t. The axle section is angled in particular at a right angle from the second leg.

The end portion of the second leg may be formed as a bending portion. The bending section may in particular be made of wire, such as spring wire, or sheet metal. The first and second legs may be integrally formed and, for example, to the free end of the spectacle arm over a BiegeabschniU, z. B. a U-shaped bent portion to be interconnected. The axle section is in particular bent out of the second leg. The axle section is in particular bent out of the longitudinal axis of the second leg or of the spectacle arm in the direction of the geometric pivot axis.

The axle section serves as an additional guide aid, which supports the guidance of the pivoting movement. The axle body prevents in a further function the widening of the passage opening through the axle section due to scouring. In addition, the friction between axle section and axle body prevents automatic pivoting of the spectacle man. According to a second solution concept, the end section of the leg forms an axle section for reception in the axle body. The axle section extends in particular parallel to the geometric pivot axis of the spectacle man.

The axle body extends toward the passage opening, in particular to the slot-shaped receptacle and contains a open towards the slit-shaped receiving ufnahmeö A l ^'fnung for receiving the shaft portion. The axle section is inserted or inserted into the receiving opening.

According to one embodiment of the second solution, the axle body can also be mounted on the axle section and, in particular, can be introduced into the passage opening together with the axle section. The axle body is in this case in particular a coating or sheathing on the axle section. This can, for. B. be plastic. The Achsabscl nitt may be a leading away from the arm portion at an angle Anformung or a projection. The axis section can, for. B. be designed as a pivot pin or pivot pin. The axle section is angled in particular at a right angle from the second leg.

The end portion of the leg may be formed as a bending portion. The bending section may in particular be made of wire, such as spring wire, or sheet metal.

The axle section is in particular bent out of the leg. The axle section is in particular bent out of the longitudinal axis of the leg or of the spectacle arm in the direction of the geometric pivot axis.

According to a development of the second solution concept, an insertion slot is arranged on the joint body, which extends transversely to the slot-shaped receptacle. The insertion slot serves to insert the Endabsclinittes the leg in the direction of the geometric pivot axis.

The insertion slot extends in particular parallel to the passage opening. The insertion slot is aligned in particular with the passage opening. The insertion slot forms, in particular, the continuation of a passage opening crossing the slot-shaped receptacle. The insertion slot opens in particular in the slot-shaped receptacle.

The insertion slot has in particular an orientation of its insertion level, which is between the open and the Sies iessstel hung of the spectacle arm. The insertion level is in particular in a 45 ° position between closed position and open position of the spectacle arm.

The insertion slot is arranged in particular below the slot-shaped receptacle. The receiving opening of the axle body is open in the assembled state, in particular for slot-shaped reception. For mounting the spectacle arm on the front of the eyeglass body is introduced from the outside into the through hole on the joint body and placed therein. Due to the elastic design of the axle body, this is held in the passage opening. The axle body extends in the assembled state in the passage opening only to the slot-shaped receptacle, so that later the end portion is pivotally movable in the slot-shaped receptacle.

In a further step, the end portion of the spectacle arm is brought into alignment with the insertion slot.

The end portion is now pushed in a subsequent step in the insertion slot along the geometric pivot axis towards the slot-shaped receptacle, wherein the axle section engages in the AuihahmeöiTnung. The end section is now pivotally mounted in the receiving slot.

The pivotally mounted in the receiving opening of the axle body axis portion forms a pivot axis. The spectacle front is designed in particular for receiving or holding at least one spectacle lens. The spectacle front is preferably designed as a spectacle frame. This serves to accommodate the lenses. The spectacle frame can be closed or open. In other words, the spectacle frame comprises the spectacle lenses partially or completely. However, the lenses may also be frameless held by the spectacle frame. In this case, the spectacle front comprises only the laterally arranged joint body, via which on the one hand the spectacle lenses are held laterally, and to which on the other hand in each case a pair of spectacles is pivotally articulated. The spectacle lenses are connected to each other via a nose bridge.

The joint bodies form in particular lateral cheeks of the BnUenfront. The joint bodies are in particular an integral part of the spectacle front. The joint bodies can be made of plastic, horn, metal or wood.

The spectacle frame contains in particular two laterally arranged spectacle arms. The spectacles man is in the broadest sense an elongated element, which is directed in the swung-out state, ie in the open position, to the ears of the wearer. The elongate element preferably extends to the ears. The glasses can, for example, by rich concern of the glasses arms on the head, z. B. in the temple, be held.

The spectacle arm can be designed in a variant as a headband or ear hook. In this case, the glasses are held by hooking the retaining bracket behind the ears on the head.

In addition, however, it can also be provided that a strap is attached to the glasses man, which is guided around the head to hold the glasses. According to one embodiment of the invention, the supporting or shaping structure of the spectacle arm is formed from metal wire, in particular spring wire. The supporting or shaping structure of the spectacle arm is in particular one-piece. The metal wire may be partially or completely coated with a material such as plastic. This applies in particular to the holding or earhook. So the metal wire can be covered with a shrink tube. The mounting of the spectacle arm is very simple and fast, by the end portion of the leg or the first leg is inserted into the slot-shaped receptacle of the joint body and aligned so that the formed at the end portion passage for the axle body is aligned with the, the slot-shaped receptacle crossing through opening ,

Subsequently, the axle body is inserted into the passage opening and passed through the passage. The axle body is introduced in particular as a single part in the passage opening.

It can also be provided that, according to the embodiment described above, the axle body is first pushed over the axle section with two legs and subsequently introduced into the passage opening together with the axle section.

If the axle body is an integral part of the joint body or if the axle body is first introduced into the passage opening, it can also be provided that the end section is introduced with its open passage into the slot-shaped receptacle and hooked onto the axle body.

The spectacle arm can be pivoted, now about a geometric pivot axis, which leads through the axle body from a closed position to an open position and vice versa. The end section rotates about the axle body. The geometric pivot axis is fixed to the swivel body.

The invention further relates to spectacles comprising at least one spectacle lens and a spectacle frame according to the invention as described above. In the broadest sense, eyeglass lens is to be understood as a translucent body which is worn to protect the eyes from the effects of the weather, such as wind, cold, moisture or dust, light and UV rays, to create a visual defect and / or for aesthetic reasons. The spectacle lens in particular comprises lenses which have an optical effect for correcting refractive errors. The glasses may be made of glass, plastic or a composite material, for example.

The present invention embodies a structurally very simple and cost-effective joint connection between spectacle arm and Brülen front, which still works properly, is of high quality and low-wear. The spectacle arm can be assembled and disassembled quickly and without tools in a single step. An alllalliger wear is at most the axle body, which, however, quickly and easily and inexpensively replaceable or renewable.

The articulated connection according to the invention also has the advantage that no moving parts of the articulated connection meet each other laterally on the outside, which pose a risk of injury due to pinching of body parts. In the following, the subject invention with reference to two embodiments, which is illustrated in the accompanying drawings, explained in more detail. Show it:

FIG. 1 shows a perspective view of a first embodiment of a spectacle according to the invention;

FIG. 2 shows a perspective detail view of a spectacle arm of the spectacles

FIG. 1;

FIG. 3 shows a perspective detail view of the pivot connection between

Spectacle arm and spectacle front of the spectacles according to FIG. 1; FIG. 4 shows a perspective view of a second embodiment of a spectacle according to the invention;

FIG. 5 shows a perspective detailed view of a spectacle arm with axle body of FIG

Spectacles according to FIG. 4;

FIG. 6 shows a further perspective view of the spectacle arm of the spectacles

Figure 4;

FIG. 7 shows a perspective view of a third embodiment of a spectacle according to the invention;

FIG. 8 shows a perspective detail view of a spectacle arm of the spectacles

Figure 7;

FIG. 9 shows a perspective detail view of the pivot connection between

Spectacle arm and spectacle front of the spectacles according to FIG. 7.

Basically, the same parts are given the same reference numerals in the figures.

The spectacles 1 1. 61, 91 according to FIGS. 1 to 9 comprise a spectacle frame 1, 51, 81 with a spectacle front 2, 52, 82 in the form of a spectacle frame, which spectacle lenses 8a, 8b; 58a, 58b; 88a, 88b. The spectacle frame 2, 52, 82 further includes two laterally arranged joint bodies 12a, 12b; 62a, 62b; 92a, 92b, which are an integral part of the spectacle front 2, 52, 82.

Laterally on the spectacle frame 2, 52, 82 is in each case a pivotable spectacle arm 3a, 3b; 53a, 53b; 83a, 83b on the joint body 12a, 12b; 62a, 62b; 92a. Hinged 92b, which are directed in the open position to the ears of the wearer and provide the necessary support. The shaping structure of the spectacle arms 3a, 3b; 53a, 53b; 83a. 83b is formed of spring wire. The spectacle arms 3a, 3b; 53a, 53b; 83a, 83b form at their free end an earloop, which is guided behind the ears. The joint bodies 12a, 12b; 62a, 62b; 92a, 92b each include a slot-shaped receptacle 4, 54, 84 for receiving the end portion 7, 57a, 87 of a leg 5, 85 and a first leg 55a.

The slot-shaped receptacle 4, 54, 84 is limited to the side by a first wall 6, 56, 86, which forms a pivot stop.

In addition, the slot-shaped receptacle 4, 54, 84 is delimited to the front in the direction of view of the spectacle wearer by a further end wall 14, 64, 94. The slot-shaped receptacle 4, 54, 84 is consequently closed to the front by the end wall 14, 64, 94. The end wall 14, 64, 94 acts in particular as a limit for the end portion 7, 57 a, 87 of the leg 5, 55 a, 85 forward.

In addition, the slot-shaped receptacle 4, 54. 84 to the adjacent joint body 12a, 12b; 62a, 62b; 92a, 92b each open. Furthermore, the slot-shaped receptacle 4, 54, 84 is also at the free end of the eyeglass arm 3a, 3b, which is in the open position. 53a, 53b; 83a, 83b open. As a result, the pivoting of the spectacle arm between the open and closed position is ensured.

The height of the slot-shaped receptacle 4, 54, 84 corresponds approximately to the diameter of the wire of the end portion 7, 57 a, 87, of the (first) leg 5. 55 a, 85, so that the slot-shaped receptacle 4, 54, 84 for the end section 7 , 57, 87 forms a pivoting guide in the pivoting plane.

The joint body 12a, 12b; 62a, 62b; 92a, 92b further includes a passage opening 10, 60, 90 for receiving an axle body 13, 63, 93, which vertical runs right to the slot-shaped receptacle 4, 54, 84 and this crosses. The geometric pivot axis Dl extends through the passage opening 10, 60, 90, which is aligned correspondingly parallel to the geometric pivot axis D l. The axle body 13, 63, 93 has a cylindrical basic shape 16, 66, 96 and at both end faces a circumferential stop collar on 15, 65 95th

According to a first Ausfülmingsform a first solution concept of Figure 1 to 3, the leg 5 is formed with its end portion 7 made of wire, in particular spring wire. The end portion 7 is further formed as a U-shaped bent portion. The bending section 7 correspondingly encloses a passage 9, which is open towards the free end of the spectacle arm 3a, 3b.

For mounting the spectacle arm 3a, 3b on the spectacle front 2, the bending portion 7 of the spectacle arm 3 a, 3 b is pushed into the slot-shaped receptacle 4, wherein the open passage 9 of the bending portion 7 is aligned with the passage opening 10.

Subsequently, the axle body 13, which consists in particular of silicone elastomer, is pushed into the passage opening 10 such that it intersects the slot-shaped receptacle 4 and is guided correspondingly through the passage 9 of the bending section 7.

The axle body 13 passes in the fully inserted state, the slot-shaped receptacle 4 and engages on the opposite side in the continued passage opening 10 a.

Due to the elastic design of the axle body 13, this is held in a form-fitting manner in the passage opening 10, 60, so that it is secured against slipping out. The spectacle arm 3a, 3b is now pivotable with its bending portion 7 between an open and closed position about the axle body 13, wherein the spectacle arm 3a, 3b in the open position with its leg 5 and the end portion 7 is present at the pivot stop 6.

The spectacle arm 3a, 3b is secured by the axle body 13 in a direction of pull Z directed from the joint body to the free end of the spectacle arm 3a, 3b against withdrawal from the slot-shaped seat 4. According to a second embodiment of the first solution concept according to FIGS. 4 to 6, the spectacle arm 53a, 53b has a first leg 55a and a second leg 55b, each having an end section 57a. Training 57b. The two legs 55a, 55b with their end portions 57a. 57b are formed of wire, in particular spring wire.

The end portion 57a of the first leg 55a is formed as a U-shaped bent portion. The bending portion 57a correspondingly includes a passage 59 which is open to the free end of the spectacle arm 53a, 53b. The second end portion 57b is also formed as a bending portion and forms an axis portion 67, which is aligned parallel to the geometric pivot axis D 1. The axle section 67 is in particular a piece of wire bent out of the longitudinal axis of the second leg 55b of the spectacle arm 53a, 53b in the direction of the geometric pivot axis I) I.

The axle body 63 is formed in particular from a silicone elastomer and has a Aufnahmeö opening 68, which runs parallel to the geometric pivot axis D 1. The axle portion 67 is inserted in the assembled state in the receiving opening 68 in the axle 63.

For mounting the spectacle arm 53a, 53b on the spectacle front 52, the bending portion 57a of the first leg 55a is pushed into the slot-shaped seat 54, wherein the open passage 59 of the bending divider 57a is aligned with the passage opening 60.

Subsequently, the axle body 63 is pushed into the passage opening 60, such that it intersects the slot-shaped receptacle 54 and is correspondingly guided through the passage 59 of the bending section 57a.

The axle body 63 passes in the fully inserted state, the slot-shaped receptacle 54 and engages on the opposite side in the continued passage opening 60 a.

Subsequently, the Abschabschnitt 67 of the second end portion 57 b of the second leg 55 b is pushed into the through hole 68 of the axle 63. Due to the elastic configuration of the axle body 63, it is held in a form-fitting manner in the through-opening, so that it is secured against a lerausgleitcn.

The spectacle arm 53a, 53b is now pivotable with the bending portion 57a of the first leg 55a about the axle body 63 between an open and Schliessstellun, wherein the spectacle arm 53a, 53b in the open position with its first leg 55a and with its end portion 57a on the pivot stop 56th pending. The spectacle arm 53a, 53b is also secured here by the axle body 63 in a pulling direction Z directed from the articulated body to the free end of the spectacle arm 53a, 53b against withdrawal from the slot-shaped seat 54. According to a second solution concept according to FIGS. 7 to 9, the leg 85 is formed with its end section 87 made of wire, in particular spring wire. The end section 87 is designed as a bent section and contains an axle section 89, which is aligned parallel to the geometric pivot axis D1. The Achsabsclinitt 89 is a bent from the longitudinal axis of the leg 85 of the eyeglass arm 83a, 83b in the direction of the geometric pivot axis Dl piece of wire.

On the joint body 92a, 92b, an insertion slot 97 is arranged, which is aligned with its insertion level to a 45 ° position between the closed position and Of setting of the spectacle arm 83a, 83b. The insertion slot 97 extends transversely to the slot-shaped receptacle 84 and parallel to the passage opening 60. The insertion slot 97 is disposed below the slot-shaped receptacle 84 and aligned with the above the slot-shaped receptacle 84 arranged through opening 90. The particular formed of a silicone elastomer axle body 93 has a Au Ihahmcö Hhung 98, which runs parallel to the geometric pivot axis Dl. The receiving opening 98 is open at least to the slot-shaped receptacle 84 in the assembled state. The receiving opening 98 may be formed in particular continuously.

For mounting the spectacle arm 83a, 83b on the spectacle front 82, the axle body 93 is inserted from the outside into the through-opening 90 on the articulated body 92a, 92b and placed therein. Due to the elastic configuration of the axle body 93, this is held positively in the passage opening 90, so that it is secured against slipping out. The axle body 93 extends in the passage opening 90 only to the slot-shaped. Receiving 84, so that the bending portion 87 in the mounted state is pivotally guided in the slot-shaped receptacle 84.

In a further step, the bending section 87 of the spectacle arm 83a, 83b is brought into alignment with the insertion slot 97.

The bending section 87 is then pushed in a subsequent step in the insertion slot along the geometric pivot axis D L to the slot-shaped receptacle 84, wherein the shaft portion 89 engages the receiving opening 98. The bending section 87 is now pivotally mounted in the receiving slot 84 and secured against sliding out. The eyeglass arm 83a, 83b is secured against being pulled out of the slot-shaped receptacle 84 by the axle section 89 mounted in the receiving opening 98 in a pulling direction Z directed from the hinge body 92a, 92b to the free end of the eyeglass arm 83a, 83b. The spectacle arm 83a, 83b is now pivotable with its bending portion 87 between an open and closed position, wherein the spectacle arm 83a, 83b in the open position with its leg 85 and the end portion 87 is present at the pivot stop 86. In the receiving opening 98 of the axle 93 pivotally mounted axle portion 89 forms a pivot axis.

The spectacle arm 93a, 93b can be disassembled only when it is pivoted to a position in which the leg 85 is aligned with the insertion slot 97. In the present embodiment, it is the 45 ° position between the open and closed positions. For disassembly, as in the case of assembly, a complex movement consisting of an alignment with the insertion slot 97 is therefore required. the alignment of the leg and a subsequent extraction of the axle portion 89 from the receiving opening 98 along the geometric pivot axis D 1.

Claims

Spectacle frame (1, 51, 81) having a spectacle front (2, 52, 82) and a spectacle arm (3a, 3b; 53a, 53b; 83a, 83b) connected to the spectacle front (2, 52, 82) via a pivot connection Mounting the spectacle frame (1, 51, 81) on the head of a spectacle wearer, the spectacle front (2, 52, 82) comprising a joint body (12a, 12b; 62a, 62b; 92a, 92b) over which the spectacle arm (3a, 3b 53a, 53b, 83a, 83b) is articulated to the spectacle front (2, 52, 82) such that the spectacle arm (3a, 3b, 53a, 53b, 83a, 83b) moves relative to the spectacle front (2, 52, 82) in FIG a pivoting plane from a closed position into an open position and vice versa is pivotable, characterized in that the joint body (12a, 12b, 62a, 62b, 92a, 92b) forms a slot-shaped receptacle (4, 54, 84) which is parallel to the pivoting plane of the spectacle arm (3a, 3b, 53a, 53b, 83a, 83b), and the hinge body (12a, 12b, 62a, 62b, 92a, 92b) has a through hole (10, 60, 90) which is qu it extends to the slot-shaped receptacle (4, 54. 84) and opens into it, and an axle body (13, 63, 93) is mounted in the passage opening, and the spectacle arm (3a, 3b; 53a, 53b; 83a, 83b) includes a leg (5, 55a, 85) having an end portion (7, 57a, 87), the leg (5, 55a, 85) having its end portion (7, 57a, 87) being inserted into the slot-shaped receptacle (7 4, 54, 84) is introduced, and the end portion (7, 57a, 87) cooperates with the axle body (13, 63, 93) such that the leg (5, 55a, 85) in the slot-shaped receptacle (4, 54 , 84) pivotally mounted about a geometrical pivot axis Dl and in a direction of pull (Z.sub.3) directed from the hinge body (12a, 12b; 62a, 62b: 92a, 92b) to the free end of the spectacle arm (3a, 3b; 53a, 53b; 83a, 83b) ) against withdrawal from the slot-shaped receptacle (4, 54, 84) is secured.

2. Spectacle frame according to claim 1, characterized in that the axle body (13, 63) passes through the slot-shaped receptacle, and the end portion (7, 57 a) at least partially surrounds the axle body (13, 63).

3. Spectacle frame according to claim 1 or 2, characterized gekennzeiclinet that the end portion (7, 57 a) forms a passage (9, 59) for the axle body (13, 63).

4. spectacle frame according to one of claims 1 to 3, characterized gekennzeiclinet that in the slot-shaped receptacle (4, 54, 84) inserted end portion (7, 57 a, 87) is formed such that this in the slot-shaped receptacle (4, 54 .

84), so that a resistance is generated during pivoting of the spectacle arm (3a, 3b; 53a, 53b; 83a, 83b), which prevents automatic pivoting of the spectacle arm (3a, 3b; 53a, 53b; 83a, 83b) ,

5. spectacle frame according to one of claims 1 to 4, characterized in that the end portion (7, 57 a, 87) and in particular of the legs (5, 55 a, 85) made of metal, in particular of wire, such as spring wire, is made.

6. spectacle frame according to one of claims 1 to 5, characterized in that the end portion (7, 57) is hook-shaped.

7. spectacle frame according to one of claims 1 to 6, characterized in that the Endabschniti (7, 57 a) is formed as a bending section with a plane perpendicular to the geometric pivot axis (Dl) bending plane (E), which in particular forms the passage.

8. Spectacle frame according to claim 7, characterized in that the bending section (7, 57a, 87) is bent out of the bending plane (E) in the direction of the geometric pivot axis (D1).

9. spectacle frame according to one of claims 1 to 8, characterized in that the bending portion (7, 57a) forms a passage (9, 59) in the form of a closed passage opening and is bent like a helix from the bending plane.

10. spectacle frame according to one of claims 1 to 9, characterized in that the slot-shaped receptacle (4, 54, 84) has a pivot stop (6, 56, 86) for the leg (5, 55 a, 85) in the open position of the spectacle arm ( 3a, 3b, 53a, 53b, 83a, 83b).

1 1. Spectacle frame according to one of claims 1 to 10, characterized in that the slot-shaped receptacle (4, 54. 84) to the respective adjacent hinge body (12a, 12b, 62a, 62b: 92a, 92b) and to the free end of the spectacle man ( 3a, 3b, 53a, 53b, 83a, 83b) is open in the open position.

12. Spectacle frame according to one of claims 1 to 1 1, characterized in that the axle body (13, 63, 93) made of plastic, in particular of an elastomer, such as silicone elastomer.

13. spectacle frame according to one of claims 1 to 12, characterized in that the axle body (63, 93) has an at least one side open receiving opening (68, 98), in particular for receiving the axle portion (67, 87) of an end portion (57b, 87) a leg (55b, 85) contains.

14. Spectacle frame according to one of claims 1 to 13, characterized in that the spectacle arm. (53a, 53b) each form a first leg (55a) and a second leg (55b), and the first leg (55a) forms an end portion (57a) with a passage (59) for the axle body (63), and the second Leg (55b) includes an end portion (57b) which forms a parallel to the geometric pivot axis (Dl) aligned axis portion (67), wherein the axle portion (67) is inserted into the receiving opening (68) in the axle body (63).

15. A spectacle frame according to claim 14, characterized in that the second end portion (57b) of the second leg (55b) is formed as a bent portion of wire, in particular of spring wire, and the axle portion (67) from the longitudinal axis of the spectacle arm (53a, 53b ) is bent out.

16. A spectacle frame according to any one of claims 1, 4, 5, 8, 10, 1 1, 12 and 13, characterized in that the end portion (87) of the leg (85) has an axle portion (89) for receiving in the axle body (93). formed.

17. Spectacle frame according to claim. 16, characterized in that the axle body (93) extends in the passage opening (90) up to the slot-shaped receptacle (84) and a slot-shaped receptacle (84) open towards

Includes receiving opening (98) for receiving the axle portion (87) and the axle portion (87) is inserted into the receiving opening (98).

18. spectacles (11, 61) comprising at least one spectacle lens (8a, 8b, 58a, 58b) and a spectacle frame (1, 51) according to one of claims 1 to 17.