WO2019183666A1 - Système applicateur de produit chimique pour le remplissage d'enveloppes de conservation à fondation intégrée - Google Patents

Système applicateur de produit chimique pour le remplissage d'enveloppes de conservation à fondation intégrée Download PDF

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Publication number
WO2019183666A1
WO2019183666A1 PCT/AU2019/050247 AU2019050247W WO2019183666A1 WO 2019183666 A1 WO2019183666 A1 WO 2019183666A1 AU 2019050247 W AU2019050247 W AU 2019050247W WO 2019183666 A1 WO2019183666 A1 WO 2019183666A1
Authority
WO
WIPO (PCT)
Prior art keywords
barrel
cartridge
preservative
distal
blades
Prior art date
Application number
PCT/AU2019/050247
Other languages
English (en)
Inventor
William Abbott
Benjamin Abbott
Original Assignee
Copper Care Wood Preservatives, Inc.
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
Priority claimed from AU2018901023A external-priority patent/AU2018901023A0/en
Application filed by Copper Care Wood Preservatives, Inc. filed Critical Copper Care Wood Preservatives, Inc.
Publication of WO2019183666A1 publication Critical patent/WO2019183666A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/34—Shaped forms, e.g. sheets, not provided for in any other sub-group of this main group
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/02—Processes; Apparatus
    • B27K3/08—Impregnating by pressure, e.g. vacuum impregnation
    • B27K3/10—Apparatus
    • B27K3/105—Injection apparatus
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N59/00—Biocides, pest repellants or attractants, or plant growth regulators containing elements or inorganic compounds
    • A01N59/16—Heavy metals; Compounds thereof
    • A01N59/20—Copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/34—Organic impregnating agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D51/00—Closures not otherwise provided for
    • B65D51/18—Arrangements of closures with protective outer cap-like covers or of two or more co-operating closures
    • B65D51/20—Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing
    • B65D51/22—Caps, lids, or covers co-operating with an inner closure arranged to be opened by piercing, cutting, or tearing having means for piercing, cutting, or tearing the inner closure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/0005—Components or details
    • B05B11/0037—Containers
    • B05B11/0054—Cartridges, i.e. containers specially designed for easy attachment to or easy removal from the rest of the sprayer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/04—Deformable containers producing the flow, e.g. squeeze bottles
    • B05B11/048—Deformable containers producing the flow, e.g. squeeze bottles characterised by the container, e.g. this latter being surrounded by an enclosure, or the means for deforming it
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
    • B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
    • B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
    • B05B11/1028—Pumps having a pumping chamber with a deformable wall
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/00503—Details of the outlet element
    • B05C17/00506—Means for connecting the outlet element to, or for disconnecting it from, the hand tool or its container
    • B05C17/00509—Means for connecting the outlet element to, or for disconnecting it from, the hand tool or its container of the bayonet type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/00503—Details of the outlet element
    • B05C17/00516—Shape or geometry of the outlet orifice or the outlet element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C17/00—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces
    • B05C17/005—Hand tools or apparatus using hand held tools, for applying liquids or other fluent materials to, for spreading applied liquids or other fluent materials on, or for partially removing applied liquids or other fluent materials from, surfaces for discharging material from a reservoir or container located in or on the hand tool through an outlet orifice by pressure without using surface contacting members like pads or brushes
    • B05C17/00596—The liquid or other fluent material being supplied from a rigid removable cartridge having no active dispensing means, i.e. the cartridge requiring cooperation with means of the handtool to expel the material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/02—Processes; Apparatus
    • B27K3/0235—Stationary devices on or in legs or poles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/02—Processes; Apparatus
    • B27K3/0257—Processes; Apparatus using rods or tablets, or ampoules, e.g. inserted in pre-drilled cavities
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/02—Processes; Apparatus
    • B27K3/0278—Processes; Apparatus involving an additional treatment during or after impregnation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/02—Processes; Apparatus
    • B27K3/14—Bandage methods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/16—Inorganic impregnating agents
    • B27K3/22—Compounds of zinc or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/34—Organic impregnating agents
    • B27K3/36—Aliphatic compounds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27K—PROCESSES, APPARATUS OR SELECTION OF SUBSTANCES FOR IMPREGNATING, STAINING, DYEING, BLEACHING OF WOOD OR SIMILAR MATERIALS, OR TREATING OF WOOD OR SIMILAR MATERIALS WITH PERMEANT LIQUIDS, NOT OTHERWISE PROVIDED FOR; CHEMICAL OR PHYSICAL TREATMENT OF CORK, CANE, REED, STRAW OR SIMILAR MATERIALS
    • B27K3/00—Impregnating wood, e.g. impregnation pretreatment, for example puncturing; Wood impregnation aids not directly involved in the impregnation process
    • B27K3/52—Impregnating agents containing mixtures of inorganic and organic compounds

Definitions

  • This invention relates generally to a chem ical applicator system for safe-handling of chem ical preservative for replenishment of em bedded foundation wraps .
  • Chem ical preservatives are used to preserve embedded foundations, such as of wood and telegraph poles and the like.
  • GB 937744 A (BU RT BOU LTON AND HAYWOOD LTD; WILLIAM EDWARD FINCH) 25 Septem ber 1963 [hereinafter referred to as Dl] discloses a method of wood preservation of utility poles using a liquid creosote wood preservative com position and bandage material wrapped thereabout.
  • the bandage material has an inner absorbent pad such as of cotton and an exterior protective liner such as of polyethylene (PE) or polyvinyl chloride (PVC).
  • PE polyethylene
  • PVC polyvinyl chloride
  • Chem ical preservatives may be toxic and therefore safe handling thereof is desirous. It is especially desirous for a chem ical applicator system for application of chem ical preservatives for em bedded foundation protection without the operator com ing into contact therewith.
  • Dl discloses that the creosote preparation may be fil led into a PE bag and sealed and inserted into an applicator gun, generally having the same operating principle as a motor car grease gun in that the gun comprises the usual plunger and spike.
  • the bag of Dl bursts when com pressed and creosote preparation emerges from the gun .
  • D3 discloses an injector system for wood preservative for utility poles.
  • the system of D3 comprises a plastics shell and mem brane with a pierceable ending having a ball and frangible seal.
  • D3 also discloses a barrel and nose of a cap that the cartridge is inserted into and screwed together. A nose pierces the corresponding cartridge seal and dislodges the ball for slow release of a treatment liquid
  • the present invention seeks to provide a chem ical appl icator system, which will overcome or substantially ameliorate at least some of the deficiencies of the prior art, or to at least provide an alternative.
  • a chemical applicator system comprising an injector gun having a barrel and a replaceable chem ical preservative containing cartridge size d for insertion therein.
  • the cartridge comprises an elongate body double-endedly with pierceable caps.
  • the barrel comprises an internal distal cannula coaxially retained within the barrel which pierces a distal cap, and which is fl uidly connected to an injection tip to al low preservative to be delivered therefrom .
  • the injection tip may comprise bayonet blades which are inserted via an upper edge of a subterranean foundation wrap.
  • the barrel may be telescopic telescopic.
  • the safe handling of chemical preservative when replenishing su bterranean wraps may comprise inserting a full cartridge into the barrel .
  • the injection tip may then be inserted to engage the upper edge of the subterranean wrap.
  • the dista l cannula pierces the distal cap of the cartridge such that chem ical preservative flows therefrom via the injection tip to im pregnate/replenish the wrap with chem ical preservative.
  • the barrel may be disassembled to remove the empty cartridge therefrom which may be replaced with another without com ing into contact with chemical preservative.
  • the caps of the cartridge preferably com prise a self-healing/resealing material such as sil icon which seals in a fluid tight manner once the cannula is removed therefrom.
  • a self-healing/resealing material such as sil icon which seals in a fluid tight manner once the cannula is removed therefrom.
  • an em pty cartridge may be refilled for reuse.
  • a num ber of embedded wraps may be replenished quickly and easily using the present system without the operator com ing into contact with the wood preservative.
  • D1 operates on sim ilar principle to a grease- gun using a filled bag as a cartridge
  • D2 -D3 utilise pressurised fl uids emanating from a single seal/closure and the skilled person would no depart or redesign these prior systems or find it obvious to do in arriving at present invention.
  • Figure 1 shows a perspective exposure representation of a chem ical applicator system in accordance with an embodiment
  • Figure 2 il lustrates a hand pum p pressuriser in accordance with an embodiment
  • Figure 3 shows a top view an injector gun of the system
  • Figure 4 shows a side view of an injector gun of the system ;
  • Figures 5 a 6 ill ustrate util isation of the system for impreg nating/replenishing a subterranean foundation wrap;
  • Figure 7 - 9 show a mounting block of a n injection tip of the system in accordance with an em bodiment
  • FIG. 10 - 13 ill ustrate bayonet delivery blades in accordance an embodiment
  • Figures 14 and 15 ill ustrate perspective and cross-sectional views respectively of a proximal barrel cap of the system in accordance with an em bodiment;
  • Figure 16 and 17 show perspective and cross -sectional views respectively of a proximal barrel collar in accordance an embodi ment;
  • Figures 18 - 19 ill ustrate telescopic barrel portions in accordance with an embodiment;
  • Figures 20 and 21 show perspective and cross-sectional views respectively of a distal barrel col lar in accordance with an em bodiment
  • Figures 22 and 23 show cross-sectional and perspective views respectively of a self sealing cartridge cap in accordance with an embodiment.
  • Figure 1 shows a chem ical applicator system 100 com prising injector gun 101.
  • the injector gun 101 comprises a barrel 103 and a replaceable cartridge 104 sized for insertion therein.
  • the cartridge 104 comprises an elongate body 105 double -endedly sealed with pierceable caps 106.
  • the body 105 may com prise PET ( Polyethylene terephthalate) thermoplastic polymer resin which is therefore resistant to hydrocarbon preservative solution, such as copper naphthenate, thereby allowing for long storage l ife thereof.
  • the body 105 may further be transparent so as to visually gauge the volume of chemical preservative therein.
  • the barrel 103 may be similarly transparent.
  • the caps 106 may com prise silicon.
  • the barrel 103 com prises a cannula 107 coaxial ly retained within a distal end of the barrel 103.
  • the cannula 107 pierces through a distal pierceable cap 106 of the cartridge 104 for the delivery of the chemical preservative therefrom.
  • the barrel 103 may comprise a telescopic arrangement of barrel portions 108.
  • a proximal barrel portion 108 may be a relatively larger diameter female portion which slidably receives relatively smal ler diameter male portion 108 therein.
  • O-rings 134 may sealably interface between the portions 108.
  • Figure 18 illustrates the barrel portion 108 comprising recesses 135 thereabout at a proximal end thereof to seat the O- rings 134 therein.
  • the injector gu n 101 may com prise a distal col lar 109 which coaxially receives the barrel portion 108 therein.
  • the distal collar 109 may define an outlet 110 from which the chem ical preservative flows from the distal cannula 107.
  • a bayonet 111 may be affixed from the distal collar 109.
  • the bayonet 111 may com prise a resiliently flexible stem 112 such as of metal which interfaces an injection tip 113 at a distal end thereof.
  • a hose 136 (shown in Figure 6) may interface the outlet 110 and the injection tip 113.
  • the flexible stem 112 may bend to aid the insertion of the injection tip 113 into an edge of the subterranean wrap.
  • the flexible stem 112 may allow the barrel 103 to stand away from the embedded structure.
  • the distal collar 109 may com prise a recess 137 which seats a proximal end of the stem 112 in a fl ush manner.
  • screw holes 138 may be provided within the recess 137 for affixation of the proximal end of the stem 112.
  • Figure 21 further shows the distal collar 109 being cannulated for the flow of chem ical preservative therethrough and comprising a barrel recess 140 for receiving a distal end of the barrel 103 therein which leads via the channel 139 to the outlet 110.
  • the injection tip 113 may com prise a mounting block 114 as is illustrated in Figure 7 - 9 which may engage a pair of blades 115 as shown in Figures 10 - 13.
  • the blades 115 are pressed together, each being slightly convex along a longitudinal axis thereof (such as by approximately .03 mm each as is ill ustrated in Figures 12 and 13 ) so as to provide a relatively thin construction for insertion into an embedded foundation wrap yet allow spacing of approximately 0.6 m m between thereon to al low the chemical preservative to run/seep therealong for del ivery from a distal end of the blades 115.
  • Each blade 115 may com prise a length of approximately 5 inches and a width of 0.625 inches.
  • the mounting block 114 may com prise a recess 116 for seating a distal end of the stem 112 therein in a fl ush manner.
  • the block 114 may further com prise an inlet 118 which interfaces the delivery hose 136 leading from the outlet 110.
  • the block 118 may comprise a channel therethrough fluidly interfacing the inlet 118 with an outlet 117 at an opposite end thereof.
  • Figure 10 ill ustrates a first of the blades 113 being straight and Figure 11 ill ustrates a second of the blades 115 comprising an a ngled base 119.
  • the angled base 119 may sit against the distal face 145 of the block 114 as is il lustrated in Figure 1 such that the outlet 117 locates between the blades 115 such that chem ical preservative flowing therefrom flows between the blades 115 for delivery as described above.
  • a further cannula may be inserted through a proximal end of the barrel 103 so as to pierce the proximal delivery cap 106 of the cartridge 104 retained therein for pressurisation or equalisation .
  • the injector gun 101 may comprise a proximal delivery collar 120 interfacing the proximal barrel portion 108 as shown in Figure 1.
  • Figure 17 il lustrates a cross-section of the delivery collar 120 which may com prise a barrel engaging recess 121 of approximately 1.75 inches in diameter and a stopper engaging recess 122 at an opposite proximal end thereof.
  • a stopper 123 as is shown in Figures 14 and 15 may comprise a male portion 124 which locates within the stopper engaging recess 122 of the collar 120.
  • the stopper 123 may be cannulated as shown in Figure 15 for the insertion of a proximal cannula therethrough to pierce the proximal cap 106 of the cartridge 104.
  • Figure 2 shows a hand pum p 125 com prising a bel low 126 which draws in air via an entrance 127 for expulsion from a cannula 128.
  • the cannula 128 of the hand pum p 125 may be inserted via the stopper 123 through the proximal cap 106 of the cartridge 104 and operated so as to pressurise the cartridge 104 to force the c hemical preservative therein out via the distal cannula 107 for delivery.
  • the proximal cannula 128 may sim ply allow for atmospheric equalisation such that the chem ical preservative therein flows from the cartridge 104 by gravity feed.
  • Figures 5 and 6 ill ustrate the utilisation of the system 100.
  • a structure 129 such as a telegraph pole comprising an embedded subterranean wrap 130 about a foundation 131 thereof.
  • the wrap 130 may com prise absorbent pad 132 and an outer protective layer 133.
  • Figures 5 and 6 illustrate the insertion of the bayonet blades 115 into the absorbent pad 132 or between the absorbent pad 132 and the foundation 131.
  • the injector gun 101 is poised vertically such that the chem ical preservative within the cartridge 104 flows from the cartridge 104 via the del ivery hose 136 to between the blades 115 of the injection tip 113 to replenish/impregnate the wrap 130 with chem ical preservative in the aforedescribed manner.
  • the elongate bayonet blades 115 may hold the injector gun 101 upright which may therefore be left in place until such time that the chem ical preservative has flowed into the wrap 130.
  • the hand pump 125 may be used to pressurise the cartridge 104 for increased flow.
  • Figure 22 and 23 shows an em bodiment of the end cap 106 of the cartridge 104 com prising a collar 141 having a recess 142 therein for receiving an end of the body 105 o f the cartridge 104 therein.
  • An opposite side of the collar 141 may com prise an annular recess 143 within which a n annular pierceable disc 144 may be replaceably retained.
  • the pierceable disc 144 may be replaced when required, allowing for the further re -use of the body 105 and the collars 141 of the cartridge 104.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Forests & Forestry (AREA)
  • Health & Medical Sciences (AREA)
  • Plant Pathology (AREA)
  • Pest Control & Pesticides (AREA)
  • Agronomy & Crop Science (AREA)
  • Dentistry (AREA)
  • Zoology (AREA)
  • Environmental Sciences (AREA)
  • Toxicology (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)

Abstract

L'invention concerne un applicateur de produit chimique qui comprend un pistolet d'injection ayant un tube et une cartouche contenant un conservateur de produit chimique remplaçable, dimensionnés pour être insérés à l'intérieur de celui-ci. La cartouche a un corps allongé scellé aux deux extrémités avec des capsules pouvant être percées. Le tube a une canule distale interne retenue coaxialement dans le tube au niveau d'une extrémité distale de celui-ci pour percer une capsule distale de la cartouche, et qui est en liaison fluidique avec une pointe d'injection pour l'administration du conservateur à partir de celle-ci.
PCT/AU2019/050247 2018-03-28 2019-03-21 Système applicateur de produit chimique pour le remplissage d'enveloppes de conservation à fondation intégrée WO2019183666A1 (fr)

Applications Claiming Priority (2)

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AU2018901023A AU2018901023A0 (en) 2018-03-28 A chemical applicator system for an embedded wooden foundation protection system
AU2018901023 2018-03-28

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WO2019183666A1 true WO2019183666A1 (fr) 2019-10-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2023203812B1 (en) * 2022-03-22 2023-08-10 Copper Care Wood Preservatives, Inc. Purgeable injection apparatus for spillfree replenishment of embedded foundation preservation wraps

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397924A1 (fr) * 1977-07-22 1979-02-16 Solvay Ebenseer Dispositif pour la protection d'un element en bois
US4731267A (en) * 1986-07-28 1988-03-15 Makus Sharon J Article and method for wood preservative treatment
US5531683A (en) * 1992-08-13 1996-07-02 Science Incorporated Mixing and delivery syringe assembly
US20030073958A1 (en) * 2001-10-11 2003-04-17 Inter-Med, Llc Disposable aspirating safety syringe

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2397924A1 (fr) * 1977-07-22 1979-02-16 Solvay Ebenseer Dispositif pour la protection d'un element en bois
US4731267A (en) * 1986-07-28 1988-03-15 Makus Sharon J Article and method for wood preservative treatment
US5531683A (en) * 1992-08-13 1996-07-02 Science Incorporated Mixing and delivery syringe assembly
US20030073958A1 (en) * 2001-10-11 2003-04-17 Inter-Med, Llc Disposable aspirating safety syringe

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2023203812B1 (en) * 2022-03-22 2023-08-10 Copper Care Wood Preservatives, Inc. Purgeable injection apparatus for spillfree replenishment of embedded foundation preservation wraps
WO2023178382A1 (fr) * 2022-03-22 2023-09-28 Copper Care Wood Preservatives, Inc. Appareil d'injection pouvant être purgé pour le réapprovisionnement sans déversement d'enveloppes de conservation à base intégrée

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