AU2019100740A4 - Cartridge tube cutter - Google Patents

Abstract

A cartridge tube - cutting tool comprising two relatively pivotal parts, one of which carries two moveable blades and the other of which is so engaged with the blades to cause a simultaneous radial and rotational movement of the blades as the parts are pivotably displaced to one another. The blade's edge initially faces an opening. A hole in the centre of the housing case, raised above the hole a bearing case in which the stem on a cartridge tube is inserted through the opening and when the parts are pivotably displaced the cutting edges of the blades effect a simultaneous inward and circumferential cutting action on the cartridge stem..

Description

COMPLETE SPECIFICATION

INNOVATION PATENT

CARTRIDGE TUBE CUTTER

The following statement is a full description of the invention, including the best method of performing it known to me.

CARTRIDGE TUBE CUTTING TOOL FIELD OF INVENTION

2019100740 08 Jul 2019

The cutting tool relates to the building industry, more particularly to a cutting tool to cut and remove the tip off the stem on a cartridge tube, such as no more gaps, liquid nails, silicon and any other substance contained inside a cartridge tube.

An object of the invention is to provide a cutting tool which overcomes safety issues and which offers clean cuts which require only a minimal effort. The cutting of the object is thus effected progressively both circumferentially and radially with a minimum effort.

DETAILED DESCRIPTION OF THE INVENTION

Various embodiments of the present invention are disclosed herein below, which relate to a cutting tool consisting of two blades, that their sharp edges work one against the other, having a housing case, an opening and a bearing case raised above the opening in the centre of the device to allow the device to turn freely when in use.

Furthermore, having self sharping blades. Additionally, a disc shape bearing casing raised above the centre of the housing that covers the sharp edges.

Embodiments of the present invention generally relate to the field of the building industry, handyman, contractors and general public for home use, and more particularly to a cutting tool to cut the tip off the stem on a cartridge tube ready for use. The present invention is a safety device designed to avoid a laceration to a finger, a puncture wound, a deep cut that could potentially sever significant blood vessels. Concealed inside the tool are two blades, having a bearing casing raised above the centre of the housing, that surrounds the edges for protection. The device is a cutting tool which can be opened and shut firmly against the cartridge stem, whereas the blade slices and cuts the tip from the stem ready for use. The centre of the housing having a bearing casing raised above the opening, whereas the stem is inserted, loaded in position, ready to cut the stem tip.

The present invention, a cutting instrument consisting of two blades, that their sharp edges work one against the other, having a bearing case raised above the opening in the centre of the housing case. Therefore as may be seen, various embodiments of the present invention as disclosed hereinabove provide significant advantages over prior devices having a variety of wide blades having no protection against an accident.

2019100740 08 Jul 2019

Generally, a variety of cutting tools seen, thus, nowhere to be seen, known as a safety device for cutting a the tip from a stem on a cartridge tube, whereas other utility tools such as a Stanley knife, with a wide blade which has no protection from causing an unexpected accident. The present invention is an efficient cutting tool and a safety device.

Accordingly, there remains a need for a safety device in the industry for the innovative, practical solution for providing a cartridge tube cutting tool, which solves all the safety problems associated with devices with wide blades such as, Stanley knife or any other devices having a free edge. It is not uncommon amoung people using utility cutting devices with open blades to recieve a laceration to a finger. Therefore, taking into consideration insurance companies payout numerous compensation claims each year from lacerations caused by cutting tools having open knives.

20.

The cutter comprises two parts mounted for pivotal movement to each other around the axis. A housing case includes a circular bearing case raised above a circular hole in the centre of the housing case. The said cutter comprises a housing with a slight thickness, in the centre of which the opening found. The cutter also includes a first blade module and a second blade module.

The blade modules can slide relative to the housing. The blades of blade modules release the cutting opening to insert the cartridge stem.

The housing case comprises two half - shells of complementary shapes, between which a casing arranged. The half shells are attached to one other by screws. The casing has two circular openings that are parallel to one other that allows communication between the holes.

The blades are substantially planar and have a cutting edge in the shape of an arc and can slide respectively into the opportunities of the casing, where the blade can slide into the slot. The second blade module also comprises a blade that is also attached to the support and can slide respectively into the opening of the casing, whereas the blades can slide into the slot.

The said cutting tool (1) includes a housing (2) that has a opening (3) a bearing case raised above the opening (4) the casing also comprises a slot (5) a first moveable blade module (6) a second blade module (7) relative to the housing between a closed configuration of which the blades of the blade modules close the cutting opening, and an open arrangement, in which the blades edges of the blade module release the cutting opening.

Furthermore, the cutter comprising two pivotal parts, one of what carries two moveable blades and the other which engaged with the modules. The sharp blades initially face a opening in the housing plate in which the stem can be inserted into the opening of the bearing case, when the parts are pivotably displaced the cutting edges of the blades effect a simultaneous inward and circumferential cutting action.

25.

2019100740 08 Jul 2019

Under an embodiment of the present invention, the blades are a portion of the tool, made from a variety of steel, preferably made from stainless steel; however, a plurality of other steel may be used such as high carbon steel coated with chromium or nickel to avoid rust or any other suitable metal.

30.

Furthermore, comprising the invention, the device may be constructed having a push button blade release for safe lock system. A locking mechanism is able, in a locked position, to keep the blade modules within the closed setting an in an unlocked position, to allow the blade modules to switch to the open configuration. The locking mechanism can change from the locked position to the unlocked position and vice versa during the switching from the closed configuration to the actuation configuration. A button makes it possible to keep the blades in the closed position. It is necessary to move the button downwards, which has the effect of allowing the modules to switch to open configuration under the action of a spring, and then to rest on the blades.

Furthermore, the blades closing the hole in the housing as they move along sideways and while they cut the stem tip in a guillotine manner.

Depending on the resilient means are preferably a compression spring mounted at the pivot axis of the blades. Those mean advantageously seek to hold the said blades in an open position when the device is at rest, and they also serve to oppose a force that resists the movement towards each other while cutting the cartridge tip. Advantageously, a temporary closure means are to also provide for preventing the two blades from moving relative to each other while the device is at rest, these mean preferably holding the said blades in together close position.

The blades produce a cutting action at the same time the sharp edges penetrate into the stem thus avoiding any crushing of the stem.

A cartridge tube stem cutter comprising first and second parts pivotably connected together, two cutting blades mounted on the said first part, said second part having a central hole, raised above the hole a bearing casing adapted for insertion of a cartidge tube stem, and means coupling said blades with second part for effecting simultaneous displacement of said blades both radially and rotatably as said first part is pivoted relative to said second part so the blades cut the cable with a progressively circumferental cut.

Furthermore, the device can consist of a single blade rather than twin blades, with or without the release lock system.

The cutter made according to the present invention made of a small size, so it may fit into a persons pocket.

35.

The cutting tool preferably made accordance with the embodiment of the instant invention as a cartridge tube cutting device, however, the present invention may act as utility cutting device,

2019100740 08 Jul 2019 whereas a plurality of other suitable objects, such as soft tubing, thin electrical wiring, zip ties and any other suitable material may cut in the tool.

40.

In accordance within the embodiment of the present invention, a cutting tool, which can be used to cut the tip from a cartridge tube stem, such as no more gaps, liquid nails, silicon and other various objects used by multiple contractors in the building industry, handymen and the general public.

45.

The housing case preferably made under the embodiment of the present invention, however, can be made to any other suitable arrangement.

Furthermore, the housing is preferably constructed with a bearing case raised above the opening in the centre of the housing case or made to any other proper configuration. Moreover, the housing case may be different shapes, such as a square or any other suitable arrangement.

50. Under the embodiment of the present invention, a cutting tool having a bearing case raised above the hole in the centre of the housing body, having two blades concealed inside the housing body, whereas the sharp blade edges work one against the other.

55.

The cutting tool preferably made in accordance with the embodiment of the present invention, however a plurality of designs and shape can be formed such as, a guillotine, scissor configuration or any other suitable method to cut the stem off a cartridge tube, including a manual device, battery operated, electrical appliance, mechanical or any other arrangement that is known to mankind. Furthermore, a plurality of shape can be for the invention such as round, square or any different suitable shape or size. Moreover, a majority of handles may be to any other appropriate way or style.

60.

Under an embodiment of the present invention, a cutting tool typically consisting of two blades, each having a handle, that their sharp edges work one against the other. The mechanism opened by sliding the blades apart from the centre of the device until the blade edges are not visible, once the modules are open the cartridge tube stem is inserted into the hole inside the bearing casing, loaded into position ready to cut the tip. The edges are shut firm against the cartridge stem, with a firm press of the handles the blade slices and cut the tip off prepared for use.

2019100740 08 Jul 2019

The present invention is a safety device designed to avoid a finger wound, whereas the blades are concealed in a safe position inside the housing body away from fingers having a bearing case raised above the centre hole to prevent a finger touching the sharp blade edges, whereas either side of the device is active for use.

Following the embodiment of the present invention, a group of material can be selected to make the device, however plastic and metal being the selected material being recyclable and environmentfriendly. Also, additional embodiments of the present invention may further be embodied using various types of materials, such as, for example, but not limited to plastic, metal and any other applicable material, which can also be recyclable and environment-friendly.

65.

It is an object of the present invention to provide safe a cutting tool having two blades, that their sharp edges work one against the other, the housing centre has a opening, raised above the opening a bearing casing which prevents touching the sharp edges on the blades, whereas a cartridge tube stem is inserted ready to cut.

70.

Those of contractors and consumers will appreciate the various embodiments of the present invention that may be - embodied for multiple shapes and sizes, as for the need of users. Therefore, as may be seen, varies embodiments of the present invention as discovered hereinabove provide significant advantages over prior devices. While there shown and described the preferred embodiment of the instant invention is to be appreciated that the invention may be embodied otherwise than is herein. Correctly shown and described and that, within said embodiment, specific changes may be - made in the form and arrangement of parts without departing from the underlying ideas or principles of the invention as outlined in the Claims appended herewithin. Therefore, the appended claims are to be construed to cover all equivalents falling within the true scope and spirit of the invention.

75.

The embodiments of the present disclosure are one of which is solely responsible for its desirable attributes. Without limiting the scope of the present embodiments as expressed by the claims that follow, one will understand how the feature of the present embodiments provide advantages, which include providing a safe cutting tool having two blades, each having a handle, that their sharp edges work one against the other, concealed inside the centre of the device. Furthermore, the device has a bearing case raised above the opening in the centre of the housing, to protect and prevent a finger touching the blades.

2019100740 08 Jul 2019

THE INVENTION MAY BE BETTER UNDERSTOOD WITH THE FOLLOWING:

1. Image 1 shows the elevation of cartridge stem - cutting tool

2. Picture 2 Shows the device open.

EDITORIAL NOTE

2019100740 08 Jul 2019

There are two pages of the claims only.

Claims (8)

1. A Cartridge tube cutting tool comprising:

In its construction a housing case which provides a hole and a bearing case raised above the said hole. In each opposite sides of the housing case, therefore a pair of blades pivoted inside the said housing case with their cutting edges adjacent to the said holes. A spring acting to hold the said blades apart and upon opposite sides, respectively of the said holes, and a spring - catch adapted to engage and hold said blades with their cutting edges overlapping each other.

2. The cutting tool, as claimed in Claim 1, wherein said, including a housing case, a bearing case raised above the centre opening on each opposite side of the housing case, a pair of blades pivoted inside the housing case, a spring acting to hold the said blades apart and upon opposite sides, a spring - catch and cutting edges overlapping each other.

3. The cutting tool claimed in claim 2, has a first moveable module, a second moveable module, relative to the said housing between a closed configuration, in which the blades of the first and second blade modules release said cutting opening.

4. The cutting tool, as claimed in claims, 1-2-3 wherein said a housing and first opening and said second opening are adjacent and communicate via a slot, a first moveable blade module, a second moveable blade module and a locking mechanism.

5. A Cartridge tube stem - cutting tool according to claims 1-2-3-4 consists of a housing a first opening and second opening, is adjacent and communicate via a slot, whereby has a first moveable blade module and a second moveable blade module and a locking mechanism.

6. The blades made from a variety of steel preferably stainless steel, however high carbon steel coated with chromium or nickel, carbon steel coated with chrome or nickel, tool steel, alloy steel or any other suitable steel.

2019100740 08 Jul 2019

7. The cutting tool housing case can be made of plastic, metal, or made from any other suitable material.

8. The cutting device made to any arrangement within the embodiments of the invention.