WO1989002831A1 - Dispositif indicateur - Google Patents

Dispositif indicateur Download PDF

Info

Publication number
WO1989002831A1
WO1989002831A1 PCT/AU1988/000380 AU8800380W WO8902831A1 WO 1989002831 A1 WO1989002831 A1 WO 1989002831A1 AU 8800380 W AU8800380 W AU 8800380W WO 8902831 A1 WO8902831 A1 WO 8902831A1
Authority
WO
WIPO (PCT)
Prior art keywords
indicator device
housing
face
adjustment unit
outer element
Prior art date
Application number
PCT/AU1988/000380
Other languages
English (en)
Inventor
Friedrich Medloby
Maria Medloby
Mario Medloby
Original Assignee
Friedrich Medloby
Maria Medloby
Mario Medloby
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Friedrich Medloby, Maria Medloby, Mario Medloby filed Critical Friedrich Medloby
Publication of WO1989002831A1 publication Critical patent/WO1989002831A1/fr

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B41PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41KSTAMPS; STAMPING OR NUMBERING APPARATUS OR DEVICES
    • B41K1/00Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stamps; Inking devices or other accessories therefor
    • B41K1/02Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stamps; Inking devices or other accessories therefor with one or more flat stamping surfaces having fixed images
    • B41K1/04Portable hand-operated devices without means for supporting or locating the articles to be stamped, i.e. hand stamps; Inking devices or other accessories therefor with one or more flat stamping surfaces having fixed images with multiple stamping surfaces; with stamping surfaces replaceable as a whole
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/42Moulds or cores; Details thereof or accessories therefor characterised by the shape of the moulding surface, e.g. ribs or grooves
    • B29C33/424Moulding surfaces provided with means for marking or patterning
    • B29C33/428For altering indicia, e.g. data, numbers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/37Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings
    • B29C45/372Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings provided with means for marking or patterning, e.g. numbering articles
    • B29C45/374Mould cavity walls, i.e. the inner surface forming the mould cavity, e.g. linings provided with means for marking or patterning, e.g. numbering articles for displaying altering indicia, e.g. data, numbers

Definitions

  • This invention relates to an indicator device for use as part of a mould, and suitable for providing on a moulded article required, variable production data.
  • the present invention provides a device which is able to be incorporated into a mould for the purpose of indicating on a moulded article relevant production data ' t such as the date, of time, of production of an article produced by moulding.
  • the indicator device of the present invention comprises a housing defining a bore, said bore extending inwardly from an end face of the housing, and a cylindrical adjustment unit slidably received in the bore and retained in the bore so as to be rotatable therein, with an end-face of the adjustment unit being substantially flush with the end-face of the housing and defining a continuation thereof in the form of a work-face.
  • the housing of the present invention may include retaining means suitable for allowing the rotation of the adjustment unit relative to the housing, whilst constraining the adjustment unit against axial movement relative to the housing.
  • the retaining means comprises a pin located - within a. peripheral groove.
  • the adjustment unit may include a peripheral groove located between its ends. The peripheral groove may be such that it receives a pin located in an aperture through the housing, with the aperture opening into the bore of the housing at a location off-set from an axis thereof.
  • the pin may be secured within the bore of the housing, such as by screw threaded engagement.
  • the retaining means may be a C-spring or the like located within peripheral grooves.
  • the adjustment unit may include a peripheral groove located between its encte which is aligned with a corresponding peripheral groove in the internal wall of the housing, when the adjustment unit is in place within the housing.
  • a compressible C-spring may be located in the aligned grooves about the adjustment unit. The spring is compressed to allow the adjustment unit to be received in the bore of the housing, and will expand to its natural configuration to locate in the peripheral groove of the housing.
  • This arrangement results in a permanent locking arrangement between housing and adjustment unit, and is well suited for use with small embodiments of the indicator device where a pin located in an aperture may be impractical because of size constraints.
  • the housing may be of any external shape, although it preferably is symmetrically shaped.
  • the housing may have a circular cross-section.
  • the adjustment unit of the present invention may be comprised of one or more elements.
  • an outer element may define a bore which extends inwardly from the end-face and, in which the inner element is slidably receivable, the inner element having an end-face flush with the end-face of the outer element, and defining a continuation thereof.
  • the inner element may include retaining means in order to allow rotation of the inner element relative to the .outer element whilst constraining the elements' against relative axial movement.
  • the retaining means may be of the pin and peripheral groove arrangement described above.
  • the retaining means may utilise a C-spring or the like also as described above..
  • the work-face of the device may include the production data required to be imparted onto an article during moulding.
  • Said work-face may comprise the end-faces of the housing and adjustment unit, or the end face of the adjustment unit alone.
  • the adjustment unit comprises at least two elements, and the work face of the unit, comprises the end-faces of the elements.
  • the production data provided on the work-face consists of or includes the date and time of production of an article.
  • Such data may take the form of characters located circumferentially around the end-face of each element of the device, or may be arrows or some such indicator.
  • the end-face .of the housing may include the numbers 1 to 31 indicating the day ⁇ £ the month of production.
  • the end-face of the adjustment unit may then include an arrow, the adjustment unit being rotatable such that the arrow may be moved adjacent to a number on the end-face of the housing to indicate the relevant day.
  • the work-face of the device would then be adjustable to provide the date of production of an article produced by the mould in which the device is incorporated.
  • the adjustment unit may comprise an inner and an outer element as already described.
  • Production data may be provided on the end-face of the inner element and the end-face of the outer element.
  • an arrow or the like may be provided on the outer element to indicate the relevant number on the end-face of the housing, together with a further group of numbers indicating further production data.
  • the further group of numbers may be 1 to 12 ndicating the month of production.
  • the end-face of the inner element may include an arrow or the like.
  • the inner element may then be rotated to indicate a particular month on the end-face of the outer element.
  • the adjustment unit may then be rotated to indicate a particular date on the end-face of the housing.
  • the work-face of the device then serves to indicate the date and month of production of an article produced by the mould in which the device is incorporated.
  • the production data provided on the work-face need not be represented by numerals alone, and need not only relate to the date and time of production.
  • the device may also be used to indicate data such as manufacturing conditions, or material compositions. The use of numbers to indicate times or dates is merely illustrative and should not be considered restrictive.
  • the production data on the work-face may be provided by indented or raised characters thereon. Such characters will be imparted onto a moulded article in the reverse form of which they appear on the work-face. Accordingly, any letters or numbers indented or raised on the work-face would need to be the mirror-image of those letters or numbers required.
  • indented numbers in the end-face of the housing there may be a series of indented numbers in the end-face of the housing, a further series of numbers indented on the end-face of the outer element of the adjustment unit together with an indented indicating character, and a further indented indicating character on the end-face of the inner element of the adjustment unit.
  • the indented numbers and indicating characters then form raised. corresponding mirror-images of the production data required on an article moulded in a mould incorporating the device.
  • the device of the present invention may also include locking means for locking the adjustment unit in a required angular position relative to the housing.
  • the adjustment unit may be rotated to a position in order to indicate required production data, and may be releaseably locked in that position.
  • Locking means may also be provided between the elements that may comprise the adjustment unit. For example, where there is an outer element and an inner element, locking means may be provided therebetween in order to releaseably lock • the position of the inner element relative to the outer element.
  • the locking means may take the form of a ball detent and complementary register holes.
  • the housing may include one register hole corresponding to each point of reference on the end-face thereon, such that there may be a series of register holes which extend around the housing parallel to the end-surface, and able to engage a ball detent provided in an external surface of the adjustment unit. Accordingly, when the adjustment unit is rotated, the ball detent moves from one register hole to another, temporarily being locked in one register hole until enough rotational force is applied to release the ball detent.
  • the ball detent described above may be included in the interior surface of the housing, (such as in the bottom or peripheral wall of the housing) corresponding to register holes which may be provided in the external surface of the adjustment unit, (such as in the bottom or peripheral wall of the adjustment unit) .
  • the register holes need not be “holes” as such, but may be grooves or any other means suitable to engage a ball detent.
  • the rotation of the adjustment unit, or any elements comprising the adjustment unit may be achieved by any suitable means.
  • at least one indentation is provided in the end face of the adjustment unit into which a key can be fitted to rotate that unit.
  • an indented arrow or the like can be provided on the end-face of the adjustment unit, with a key in the shape of a screwdriver being able to be located in the indentation for rotation of that unit.
  • the device may be incorporated in a mould such that the work-face of the device is flush with an interior surface of the mould. Accordingly, a person skilled in the art would understand that the work-face may be substantially planar, or may be concave or convex such that the work-face remains symmetrical about the axis of rotation.
  • Figure 1 is an exploded perspective view of a device according to a first embodiment of the present invention
  • Figure 2 and Figure 3 are top views of possible production data able to be provided by the present invention.
  • Figure 4 is a perspective view of a key suitable for use with the device of Figure 1.
  • Figure 5 is a cross-sectional view of the device of Figure 1 when assembled.
  • Figure 6 is a cross-sectional view of. a second embodiment of the present invention, when assembled.
  • FIG 1 Illustrated in Figure 1 is a device having a cup-shaped cylindrical housing 10 and a cylindrical adjustment unit 12, with the unit 12 having a cup-shaped cylindrical outer element 14 and a cylindrical inner element 16.
  • the housing 10 has an end-face 18 on which production data may be provided in the form of indented characters (see Figures 2 & 3).
  • Register holes 20 are here shown drilled through the wall of housing 10 to provide engagement with the ball detent 22 of outer element 14.
  • outer element 14 has register holes 24 which provide engagement with the ball detent 26 (see Figure 5) of inner element 16.
  • Register holes 24 are circumferentially spaced around outer element 14 such that each positionally corresponds to a character on the end-face 28 of outer element 14, and each register hole 20 of housing 10 positionally corresponds to a character on the end-face 18 of housing 10.
  • Arrow 38 on the end-face 28 of outer element 14 can be brought into register with a respective , character on end face 18 by bringing ball detent 22 into engagement with a respective hole 20.
  • arrow • 32 on the end-face 30 of inner element 16 can be brought into register with a character on end-face 28 by bringing detent 26 into engagement with a respective hole 24.
  • the inner element 16 includes arrow 32
  • the outer element 14 includes numbers 1 to 3 which correspond to each of the three eight hour shifts in a day, as well as an arrow 38
  • the housing 10 includes numbers 87 to 97 which correspond to the next ten years.
  • the arrows remain present, and the outer element 14 includes numbers 1 to 12 which represent months of the year, whilst housing 10 includes numbers 1 to 31 representing days of the month.
  • indented holes 40 which may be used by a key or the like in order to rotate the adjustment unit 12 relative to the housing 10.
  • Key 42 has projections 44 which may be inserted into holes 40 enabling application of torque for rotating unit 12 relative to housing 10.
  • Key 42 also has a tab 46 at one end which may be inserted into the indentation formed by arrow 32 enabling application of torque for rotation of element 16 relative to element 14.
  • Holes 40, and arrow 32 are better illustrated as indentations in Figure 5.
  • Figure 5 illustrates housing 10 outer element 14 and inner element 16 when assembled, and locked in position.
  • outer element 14 and inner element 16 have peripheral grooves 48 and 50 respectively.
  • Grooves 48, 50 are to locate pins respectively inserted through the walls of housing 10 and outer element 14, in order to allow rotation of outer element 14 and inner element 16, whilst restraining axial movement of either element.
  • Figure 5 illustrates the peripheral groove 50 of inner element 16 with a pin 52 located within aperture 54 (see Figure 1) and received in groove 50.
  • a similar arrangement is illustrated between outer element 14 and housing 10, with groove 48 receiving pin 56 inserted through aperture 58 (see Figure 1).
  • FIG. 5 Also illustrated in Figure 5 are aligned cavities 60 and 62 which allow for an instrument to be inserted therein in order to remove each of the cylindrical bodies when dismantling is - required. It should be* understood that pins 52 and 56 would be removed before this was attempted.
  • ball detents also illustrated in Figure 1.
  • ball detent 26 comprises ball bearing 64 and resilient means such as spring 66 within cavity 68.
  • Ball bearing 64 is forced against the outer element 14 where it engages in a selected one of register holes 24 to releaseably lock the position of the inner element 16 in relation to the outer element 14.
  • a similar arrangement is provided between housing 10 and adjustment unit 12, with ball bearing 70, and resilient means 72 in cavity 74.
  • FIG. 6 Illustrated in Figure 6 is an arrangement embodying an alternative for the retaining means and the locking means.
  • Figure 6 illustrates a housing 74, an outer element 76 and inner element 78, when assembled, and locked in position.
  • Housing 74 and outer element 76 have axially aligned peripheral grooves 80 and 82 respectively, and outer element 76 and inner, element 78 have axially aligned peripheral grooves 84 and 86 respectively.
  • Each set of aligned peripheral grooves locate a respective C-spring 88, 90 which serves to restrain axial movement of housing 74 relative to outer element 76 and outer element 76 relative to inner element 78.
  • a ball detent which serve as locking means.
  • a ball detent comprising a ball bearing 92, and resilient means 94 within cavity 96, is positioned between housing 74 and outer element 76 in the bottom region thereof.
  • Ball bearing 92 is forced against the bottom surface 98 of outer element 76, where it engages in one of register grooves 100, spaced circumferentially around the bottom surface 98, to lock the position of the housing 74 releaseably in relation to the outer element 76.
  • a similar arrangement is provided between outer element 76 and inner element 78, with ball bearing 102, and resilient means 104 within cavity 106, engaging with grooves 108.
  • each register groove preferably corresponds to a character on the end-face of each element.
  • the present invention provides an apparatus which may be inserted in the wall of a mould used for moulding techniques such as injection moulding, and may be adjusted to indicate production data, such as the date or time of production, of a moulded article.
  • the apparatus may then be adjusted after each shift, or at the beginning of a new day, month, or year. Such an adjustment does not require a major shutdown, or a time-wasting change of apparatus.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

Dispositif indicateur pouvant être incorporé dans un moule afin d'indiquer sur un article moulé des informations relatives à la production telles que la date ou temps de production d'un article produit par moulage. Le dispositif indicateur comprend un logement définissant un évidement s'étendant vers l'intérieur à partir d'une face terminale du logement, ainsi qu'une unité d'ajustage cylindrique reçue de manière coulissante dans l'évidement dans lequel elle est retenue de manière à pouvoir y tourner. Une face terminale de l'unité d'ajustage, sensiblement de niveau avec la face terminale du logement, définit une prolongation de ce dernier en forme de face de travail.
PCT/AU1988/000380 1987-10-01 1988-10-03 Dispositif indicateur WO1989002831A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU466587 1987-10-01
AUPI4665 1987-10-01

Publications (1)

Publication Number Publication Date
WO1989002831A1 true WO1989002831A1 (fr) 1989-04-06

Family

ID=3695133

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/AU1988/000380 WO1989002831A1 (fr) 1987-10-01 1988-10-03 Dispositif indicateur

Country Status (1)

Country Link
WO (1) WO1989002831A1 (fr)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0372732A2 (fr) * 1988-12-06 1990-06-13 Euro-Matic Ltd. Balles de jeu avec marquage du quantième
WO1991012122A1 (fr) * 1990-02-09 1991-08-22 Lima Castro Netto E De Moule a injection de matiere plastique et a numerotation en serie
CH679917A5 (en) * 1989-11-15 1992-05-15 Raichle Sportschuh Ag Data markings on e.g. injection mouldings - are produced by setting into mould tool e.g. flat plate with markings, each with sec. marking adjusted by screwdriver slot
EP0756925A1 (fr) * 1995-08-04 1997-02-05 Matsushita Electronics Corporation Moule d'encapsulation par résine, dispositif semi-conducteur du type à encapsulation par résine et procédé de fabrication du dispositif
FR2751264A1 (fr) * 1996-07-18 1998-01-23 Uratanishoji Kabushiki Kaisha Dispositif de marquage amovible pour un moule
ES2114415A1 (es) * 1994-02-02 1998-05-16 E O C Normalien Gmbh & Co Kg Inserto marcador para un util de fundicion por inyeccion.
US5902512A (en) * 1998-01-28 1999-05-11 Streit; Kenneth F. Adjustable date stamp mold insert
EP1053847A2 (fr) * 1998-10-22 2000-11-22 Klaus A. Wieder Insert de moulage
US6299126B1 (en) * 1999-03-30 2001-10-09 Hughes, Ii Robert H. Apparatus for changeably forming information on die cast or molded members
US6582197B2 (en) 2001-02-22 2003-06-24 Simon E. Coulson Method of investment casting with casting identification
GB2426734A (en) * 2005-06-03 2006-12-06 Uratanishoji Kabushiki Kaisha A removable marking device for a mold
FR2919214A1 (fr) * 2007-07-24 2009-01-30 Codecor Disposifif de marquage pour moule
US8011638B2 (en) * 2005-08-24 2011-09-06 Uratanishoji Kabushiki Kaisha Marking device
JP2014113623A (ja) * 2012-12-10 2014-06-26 Jatco Ltd ロットマーク付与構造

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1332960A (en) * 1920-03-09 Time-stamp
US1683319A (en) * 1926-12-20 1928-09-04 Joseph W Adlon Time stamp
FR1196107A (fr) * 1958-05-13 1959-11-20 Murex Porte-caractères amovibles à disposition circulaire
US3623125A (en) * 1969-07-22 1971-11-23 Emmett D Mcgowan Time-recording watch
US3725952A (en) * 1969-09-20 1973-04-03 W Sulzberger Time-measuring device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1332960A (en) * 1920-03-09 Time-stamp
US1683319A (en) * 1926-12-20 1928-09-04 Joseph W Adlon Time stamp
FR1196107A (fr) * 1958-05-13 1959-11-20 Murex Porte-caractères amovibles à disposition circulaire
US3623125A (en) * 1969-07-22 1971-11-23 Emmett D Mcgowan Time-recording watch
US3725952A (en) * 1969-09-20 1973-04-03 W Sulzberger Time-measuring device

Cited By (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0372732A3 (fr) * 1988-12-06 1992-01-02 Euro-Matic Ltd. Balles de jeu avec marquage du quantième
EP0372732A2 (fr) * 1988-12-06 1990-06-13 Euro-Matic Ltd. Balles de jeu avec marquage du quantième
CH679917A5 (en) * 1989-11-15 1992-05-15 Raichle Sportschuh Ag Data markings on e.g. injection mouldings - are produced by setting into mould tool e.g. flat plate with markings, each with sec. marking adjusted by screwdriver slot
WO1991012122A1 (fr) * 1990-02-09 1991-08-22 Lima Castro Netto E De Moule a injection de matiere plastique et a numerotation en serie
US5318418A (en) * 1990-02-09 1994-06-07 Netto Eduardo D L C Plastic injection mold with serial numbering
ES2114415A1 (es) * 1994-02-02 1998-05-16 E O C Normalien Gmbh & Co Kg Inserto marcador para un util de fundicion por inyeccion.
EP0756925A1 (fr) * 1995-08-04 1997-02-05 Matsushita Electronics Corporation Moule d'encapsulation par résine, dispositif semi-conducteur du type à encapsulation par résine et procédé de fabrication du dispositif
US5817208A (en) * 1995-08-04 1998-10-06 Matsushita Electronics Corporation Resin sealing die, resin-sealed-type semiconductor device and method of manufacturing the device
DE19730772B4 (de) * 1996-07-18 2008-09-04 Uratanishoji K.K. Entfernbare Markierungsvorrichtung für eine Form
FR2751264A1 (fr) * 1996-07-18 1998-01-23 Uratanishoji Kabushiki Kaisha Dispositif de marquage amovible pour un moule
US5788872A (en) * 1996-07-18 1998-08-04 Uratani; Hideki Removable marking device for mold
US5902512A (en) * 1998-01-28 1999-05-11 Streit; Kenneth F. Adjustable date stamp mold insert
EP1053847A3 (fr) * 1998-10-22 2001-06-13 Klaus A. Wieder Insert de moulage
US7131625B2 (en) 1998-10-22 2006-11-07 Wieder Klaus A Ejector pin and method
EP1053847A2 (fr) * 1998-10-22 2000-11-22 Klaus A. Wieder Insert de moulage
US6299126B1 (en) * 1999-03-30 2001-10-09 Hughes, Ii Robert H. Apparatus for changeably forming information on die cast or molded members
US6582197B2 (en) 2001-02-22 2003-06-24 Simon E. Coulson Method of investment casting with casting identification
GB2426734A (en) * 2005-06-03 2006-12-06 Uratanishoji Kabushiki Kaisha A removable marking device for a mold
GB2426734B (en) * 2005-06-03 2010-09-29 Uratanishoji Kabushiki Kaisha A removable marking device for a mold
US8011638B2 (en) * 2005-08-24 2011-09-06 Uratanishoji Kabushiki Kaisha Marking device
FR2919214A1 (fr) * 2007-07-24 2009-01-30 Codecor Disposifif de marquage pour moule
WO2009043995A1 (fr) * 2007-07-24 2009-04-09 Codecor Dispositif de marquage pour moule
JP2014113623A (ja) * 2012-12-10 2014-06-26 Jatco Ltd ロットマーク付与構造

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