CN202932757U

CN202932757U - Handheld espresso tamper

Info

Publication number: CN202932757U
Application number: CN 201220390070
Authority: CN
Inventors: 柏帝·保罗·约翰; 乔提·查里斯·弗朗西斯
Original assignee: CAFELAT Ltd
Current assignee: CAFELAT Ltd
Priority date: 2012-08-08
Filing date: 2012-08-08
Publication date: 2013-05-15
Anticipated expiration: 2022-08-08

Abstract

A handheld espresso tamper is provided with a hidden type adjusting mechanism. The adjusting mechanism is used for adjusting the vertical height of the tamper to meet requirements of a user. A whole device is composed of four main components, the four main components form a cavity in the device, the weight of the whole device is lightened, and the adjusting mechanism is included in. A base of the device is surrounded by a metal plate, and handheld tampers in various sizes commonly adopt the metal plate. The handheld espresso tamper can use the adjusting mechanism hidden in the cavity of the tamper for achieving adjustment of a handle relative to the base, and further adjustment of the whole height of the tamper in the vertical direction is achieved. The handheld espresso tamper further has the advantages that the cavity is formed in the tamper through constructing and manufacturing processes to hide the adjusting mechanism and lighten the weight of the device. The metal plate is arranged at the base of the tamper, the handheld tampers in various sizes commonly adopt the metal plate, so that mass production can be conveniently achieved. The handheld espresso tamper further has the advantages that the height adjusting mechanism can adjust in a retracting and complete extending scope and can also be locked.

Description

A kind of hand-held concentrated coffee tamper

Technical field

The utility model relates to a kind of concentrated coffee tamper, relate in particular to a kind of height adjustable, with the coffee tamper of concealed governor motion, but this tamper has the cavity that comprises this governor motion weight reduction.

Background technology

When making coffee, need force hot water to press part by the coffee grounds in basket filter under pressure.

Have at present the factor that can determine concentrated coffee beverage total quality of a lot of public acceptances, so during boiling down contracting coffee, the operator should be specifically noted that and controls these factors to guarantee the good quality of concentrated coffee.These factors are divided into two large classes: the first kind is default factor, is subjected to the impact of espresso coffee machine, breaks through the duration of coffee as water temperature, hydraulic pressure and water; The Equations of The Second Kind factor is subjected to operator's impact, and is directly related with this patent, comprises the coffee fine grinding degree, pours the interior amount of basket filter into, the use tamper is smooth and compresses the interior ground coffee of basket.

The amount that the output of concentrated coffee depends on coffee bean fine grinding degree and coffee grounds to a great extent whether in suitable and basket filter ground coffee whether flatten even.In order to flatten the ground coffee that compresses in basket, the operator presses down ground coffee with a kind of hand-held concentrated coffee tamper, makes it smooth.Be called with this process of coffee grounds in tamper compression basket filter and tamp.

In technique, known concentrated coffee tamper kind comprises that handheld manual tamper, the fixedly tamper that generally is arranged on coffee grinding machine reach the large-scale machine that tamps that generally applies the power of tamping by start-up operation bar or mechanical piston.

The hand-held tamper is generally durable decorative articles, can exert pressure to the coffee grounds in basket filter by adjusting its lower surface, and its top is handle, and the user can hold this handle.After coffee grounds compresses, rotate tamper with hand on the ground coffee that compresses, can form a smooth surface.

The diameter of tamper base is because the difference of the basket filter that uses changes, and often is subject to the restriction of the basket filter of espresso coffee machine manufacturer preference.As everyone knows, compare too little, too large or tie up tamper base on basket filter, the tamper base that size just in time is fit to basket filter can be made best concentrated coffee beverage.

Hand-held concentrated coffee tamper is used for semi-automatic espresso machine, generally seldom use, but the operator of specialty can frequently use tamper.Operator every day use tamper up to a hundred times, and such operation can cause the repeatability strain.

Tamper generally is placed in hand, and hold in palm on handle top, stretches thumb and finger tip it is leaned against on base top.Be the size of adaptation hand and operator's hobby, handle can have shape miscellaneous and design.What have is longer, and some diameters are larger etc., but the main position of the tamper of various sizes is changeless forever, and unadjustable.Therefore, the potential user should think better of when selecting suitable handle shape, and is perhaps, preferably in person on probation to determine optimal height.Yet the user usually needs to adjust the shape that the position of its hand and finger adapts to tamper.Really have the example of regulating height with annular insert in prior art, this annular insert is positioned at handle and base joint, highly adds or removes according to vertical height being adjusted to operator's hobby.This provides a kind of method that can regulate height, but also has a less-than-ideal result for the operator, and is because the amount of regulating depends on the size of insert, usually too large because of size or too littlely can not reach desirable effect.Adding or removing when annular is regulated insert also needs to dismantle tamper, and operation is with regard to very complex like this.

The utility model content

The purpose of this utility model is to provide a kind of hand-held concentrated coffee tamper, to overcome some limitation of prior art concentrated coffee tamper.Another purpose of the utility model hand-held formula concentrated coffee tamper is to be hidden in governor motion in the tamper cavity by use to realize adjusting to the relative base of handle, so realize along on vertical axis to the adjusting of tamper whole height.Other advantage of this hand-held espresso tamper is to form a chamber to hide governor motion and energy alleviator weight in tamper through structure and manufacturing process.The tamper base is with a metallic plate, and the hand-held tamper of various sizes generally adopts this metallic plate, so that a large amount of production.Another advantage of the present utility model is that height adjustment mechanism can be regulated, also can be locked in the scope of its contraction and full extension.

The technical solution adopted in the utility model is:

A kind of tamper that applies the power of tamping to ground coffee in the group handle is provided, this device comprises handle, trunk and a base, the tamper height can be regulated along vertical axis, and wherein the height of tamper and handle can be along the hobby of vertical axis adjusting with the best-fit user.

Height adjustment mechanism is comprised of upper screw rod, middle screw rod and lower screw rod, is positioned at handle, trunk and base the combine space of rear composition after three combination; When highly regulating, screw rod advances mutually until end leans, thus the lock height governor motion, and namely to regulate along the height of vertical axis be that governor motion by comprising and be hidden in the cavity that handle and base form is realized to described device; This device is made through structure and manufacturing process, can form cavity by this technique in device, thus the weight of alleviator, and create enough spaces and hide governor motion.

Height adjustment mechanism can be regulated, also can be locked in the scope of its contraction and full extension.

Described handle has individual bore center, and the internal diameter at described center is larger than the external diameter of described trunk.

Described base is comprised of base metallic plate and the base hood be located on metallic plate.Base device is with a metallic plate, and the tamper of various sizes generally adopts this metallic plate, so that a large amount of production.

Base is made by metal or synthetic material.

Handle is made by metal or synthetic material or natural material.

Beneficial effect: the utility model hand-held formula concentrated coffee tamper can be hidden in governor motion in the tamper cavity by use and realize adjusting to the relative base of handle, so realize along on vertical axis to the adjusting of tamper whole height.Other advantage of this hand-held espresso tamper is to form a chamber to hide governor motion and energy alleviator weight in tamper through structure and manufacturing process.The tamper base is with a metallic plate, and the hand-held tamper of various sizes generally adopts this metallic plate, so that a large amount of production.Another advantage of the present utility model is that height adjustment mechanism can be regulated, also can be locked in the scope of its contraction and full extension.

Description of drawings

Below with reference to embodiment and accompanying drawing, preferred form of the present utility model is described further, in figure:

Fig. 1 is front view of the present utility model.

Fig. 2 is exploded view of the present utility model and cutaway view.

Fig. 3 is the first enforcement illustration of the present utility model, and vertical height is the schematic diagram of minimum constructive height.

Fig. 4 is the first enforcement illustration of the present utility model, and vertical height is the schematic diagram of maximum height.

The specific embodiment

As shown in Figures 1 to 4, first disclosed embodiment of the utility model provides a kind of hand-held concentrated coffee tamper, comprises main structural components handle 2, the trunk 3 on base 10, base hood 4 and base metallic plate 5.Form tamper base 10 after base hood 4 and base 5 assemblings.After assembling was completed, before boiling down contracting coffee, tamper just compressed ground coffee when tamping.

When compressing ground coffee in special basket filter or group handle, preferably configure base 10.Described basket filter or group handle are as being standard concentrated coffee machine group handle container, and described base has a circular cross section, and diameter is between 49-59.At this moment, base 10 has an axial cross section and diameter, and when using tamper, the side of base hood 4 can be moved in basket filter, but can not rest on the side of basket filter or group handle.Metallic plate 5 bottom surfaces also can be plane, convex surface or concave surface, or various face combines.

Handle 2, trunk 3, base hood 4 and base metallic plate 5 are through the casting techniques, make with being convenient to the material that user's hand applies the power of tamping.Preferably, materials comprises timber, plastics, metal (as stainless steel or aluminium) etc.

Wherein base metallic plate 5 is inserted into to consist of in base hood 4 and tamps base 10.Base metallic plate 5 is fixed in base hood 4 to prevent its rotation, and two locators are identified on base metallic plate 5 and base hood 4 surfaces.Further, base metallic plate 5 have one protrude upward, from the base hood 4 enterable female thread portions in top.

Lower screw rod 9 is inserted into the threaded portion of base metallic plate 5, and described lower screw rod 9 one ends are with (but being not limited to) hexagonal recess that can use hex tool (also referred to as Allen key).Lower screw rod 9 is inserted in base metallic plate 5 and fixes, and makes an end that caves in hexagonal back to base metallic plate 5, and die nut inserts wherein.

Trunk 3 is made of the metal trunk, and the metal trunk is with a bore, and lower screw rod 9 can be used in its lower end.With trunk 3 top to bottm on screw rod 9, and clockwise rotate, the annular ridge that trunk finally withstands base hood 4 stops.The external diameter maximum of trunk 3 is less than the minimum diameter of handle 2 bottoms.

Trunk 3 is with a grooved ring that can use elastomeric O-rings 8.O type latch closure is in trunk 3 grooves the time, and its Main Function is to prevent that dust or other fragment from entering in handle 2.Another effect of O type ring 8 is to provide stability force by producing stiction for handle 2, to prevent it in the situation that there is very little power to rotate.

The structure of handle 2 will be guaranteed to contain screw rod 6, then whole fix in position.Equally, upper screw rod 6 one ends are with (but being not limited to) hexagonal depression, and the other end is not with.An end without the hexagonal depression is fixed in handle 6.Handle 2 is configured to the sunken inside diameter greater than the external diameter of trunk 3.It is surperficial that handle 2 can be matt quality, or also can be the smooth surface of embossing feeling.

Be illustrated in figure 3 as an embodiment of the tamper of full extension.If handle 2 and upper screw rod 6 are assembled on trunk 3, can clockwise rotate along vertical axis and make it shorten, rotate counterclockwise and make it elongated to highly regulating.Yet handle 2 should be able to freely rotate, but not maintains static.Therefore, must use a less middle screw rod 7, be screwed into trunk 3 downwards.Equally, an end of middle screw rod 7 is for using the hexagonal depression of hex tool, and the other end is flush end.After trunk 3 is fixed to base 10, insert less middle screw rod 7, make flush end towards base, then use die nut to clockwise rotate screw rod its screw thread is further entered in trunk downwards.

At this moment, handle 2, upper screw rod 6 and middle screw rod 7 have entered trunk 3 clockwise, and the lower end of now middle screw rod 6 can contact the upper end of less middle screw rod 7.During further turning handle 2, the user may feel to have resistance, and less middle screw rod 7 stops handles 2 and upper screw rod 6 further to rotate clockwise.Handle position is temporarily fixed to the position now.Can rotate counterclockwise handle by the power that applies appropriateness and remove locking to handle, and need not any instrument.

As shown in Figure 3, the height that is in the whole device of full extension state is approximately (but being not limited to) 105mm, and less middle screw rod 7 is positioned at the upper end of trunk 3.

Be illustrated in figure 4 as an embodiment of the tamper that is in complete contraction state.This part relates to one of them purpose of the present utility model, i.e. concealed stepless regulating mechanism.Before regulating the height of tamper along vertical axis, must handle 2 discharges locking mechanism until handle 2 and upper screw rod 6 are extracted out fully by rotating counterclockwise.Use the less middle screw rod 7 in die nut location, then clockwise rotate it is moved towards trunk 3 lower ends downwards.The every rotation of middle screw rod 7 is once highly regulated about 1.25mm, the user can be the least possible or as much as possible rotation screw until the top of the middle screw rod 7 lower screw rods 9 of contact.Then the height of screw rod 7 in setting according to the Desired Height of tamper.Therefore, can regulate or lock the handle height in it be contracted to the gamut of full extension fully.

During contraction state, the height of tamper device is approximately (but being not limited to) 80mm.

As previously mentioned, when compressing ground coffee in special basket filter or group handle, preferably configure base 10.Described basket filter or group handle are as being standard concentrated coffee machine group handle container, and described base has a circular cross section, and diameter is between 49-59.It should be noted that the diameter of this special purpose model base no matter is any value between 49-59mm, all need and base metallic plate 5 and trunk 3 couplings, thus further related with other part homogeneous phase.

Claims

1. a hand-held concentrated coffee tamper, is characterized in that, this device comprises handle, trunk and a base, and the tamper height can be regulated along vertical axis.

2. hand-held concentrated coffee tamper according to claim 1, is characterized in that, height adjustment mechanism is comprised of upper screw rod, middle screw rod and lower screw rod, is positioned at handle, trunk and base the combine space of rear composition after three combination; When highly regulating, screw rod advances mutually until end leans and then the lock height governor motion.

3. hand-held concentrated coffee tamper according to claim 1, is characterized in that, described handle has individual bore center, and the internal diameter at described center is larger than the external diameter of described trunk.

4. hand-held concentrated coffee tamper according to claim 1, is characterized in that, described base is comprised of base metallic plate and the base hood be located on metallic plate.

5. hand-held concentrated coffee tamper according to claim 1, is characterized in that, base is made by metal or synthetic material.

6. hand-held concentrated coffee tamper according to claim 1, is characterized in that, handle is made by metal or synthetic material or natural material.